承插焊管件（一） Socket Welding Fittings GB/T 14383、SH 3410、HG/T 21634、ASME 、JIS B2316
公称通径 Nominal Pipe Size 壁厚 承插孔深度 Depth of Socket C min DN NPS J min Wall Thickness 90°弯头、三通、四通 90°Elbow、Tee、Cross XXS 9000 SCH80 3000 SCH160 6000 XXS 9000 SCH80 3000 中心至承插孔底 Center to Bottom of Socket A 45°弯头 45°Elbow SCH160 6000 XXS 9000 SCH80 3000 SCH160 6000 6 8 10 15 20 25 32 40 50 65 80 100 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 2 21/2 3 4 10 10 10 10 13 13 13 13 16 16 16 19 --- --- --- --- --- --- --- 11 11 14 16 19 22 27 32 38 41 57 67 11 14 16 19 22 27 32 38 41 57 64 --- --- --- --- 25 28 32 35 38 54 --- --- --- 8 8 8 11 13 14 18 21 25 29 32 41 8 8 11 13 14 18 21 25 29 32 35 --- --- --- --- 16 19 21 22 25 28 --- --- --- ·本表列出的为承插焊管件各相同部分尺寸，不同标准规定的接管尺寸及承插孔径d1、流通孔径d2尺寸见承插焊管件的接管外径、承插孔径及流通孔尺寸表。 ·当产品为异径时，流通孔d2的尺寸用异径公称通径相对的d2尺寸、中心至承插孔底的尺寸A与同径管件相同。 ·The above list shows sizes of the same parts of SW sizes of different codes pipes,socket diameter d1 and bore diameter d2 refer to the list of the pipe outside diameter,socket diameter and bore diameter of SW fittings. ·As to the reducing fittings,size of the bore diameter d2 applies to the relevant size d2 of the reducing norminal pipe size,size of center to the bottom of socket A issame to the straight fittings,
承插焊和螺纹活接头 Unions of Socket-Welding&Threaded
HG/T 21634、MSS SP-83
公称通径 Nominal Pipe Size D min C min G min 外径 End DIA 壁厚 Wall Thickness 螺母厚度 Nut 螺帽每英寸的螺纹扣数 球面凸缘Threads Per inch 厚度 Male Flange H F min 定位口高度 Bearin h min L E d2 公称装配长度 Length Assem Nominat 结构尺寸 Laying Length 流通孔径 Bore DN 6 8 10 15 20 25 32 40 50 65 80 NPS 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 2 21/2 3 承插焊 Socket 16 16 14 14 11 11 10 10 10 8 8 41 41 46 49 57 62 71 77 86 102 109 21 21 24 24 29 30 37 38 39 56 59 螺纹 Thread 承插焊 螺纹 承插焊 螺纹 Socket Thread Socket Thread ·活接头适用于3000及3000以下级别；管件级别代号与管子壁厚等级的关系见后。 ·接管尺寸承插孔径d1、流通孔径d1、流通孔径d2和承插孔深度J与ASME 规定相同。 ·Unions only applie to the class 3000 and below it; the relations of pressure grade and schedule refer to hereafter. ·Dimensions of pipe,socket diameter d1,bore diameter d2 and the length ofthe depth of socket J are same to requirements of ASME .
承插焊管件的接管外径、承插孔径及流通孔径尺寸表
List of The Pipe Outside Diameter,Socket Diameter and Bore Diameter fo SW Fittings
公称通径 Nominal Pipe Size 外径 DIA GB/T 14383(A) 流通孔径 径 DIA DN NPS D d1 d2 D d1 外径 DIA 流通孔径 Bore DIA 接管外径 径 DIA d2 D D1 SH 3410 GB/T 14383 (B)、HG/T 21634(metric) 承插孔径 DIA d2 D d1 流通孔径 Bore DIA 外径 DIA JIS B2316 流通孔径 径 DIA d2 D d1 接管外径 Pinpe DIA HG/T 21634(NPS)、ASME 承插孔径 Socket DIA 接管承插孔接管承插孔接管承插孔 流通孔径 Bore DIA Pinpe Socket Bore DIA Pinpe Socket Pinpe DIA Socket Pinpe Socket Bore DIA d2 9000 SCH80 SCH160 SCH80 SCH160 XXS SCH80 SCH160 3000 6000 SCH80 SCH160 3000 6000 6 8 10 1/8 1/4 3/8 --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 15 20 25 1/2 3/4 1 22 27 34 15 19 12 16 7 11 18 25 32 21 16 25 32 40 50 11/4 11/2 2 65 80 100 21/2 3 4 --- 42 48 60 32 38 49 29 34 22 28 38 45 57 43 38
承插焊管件尺寸的极限偏差 Tolerances for Socket-Welding Fittngs All Fittings All Fittings 45°、90°弯头、三通、四通、45°斜三通 Tees、Crosses、Laterals 中心至承插孔底 Center to Bottom of Socket 结构长度 Laying Length 双承口管箍 单承口箍、半管接头、异径插入件 Boss Reducer Inserts 结构长度 Laying Length 主体外径 插入端长度 Shank 公称装配长度 Length Assem Nominal 件 件 活接头（含螺纹） Unions(compriise threaded unions) 所有管件 所有管件 公称通径 Nominal Pipe Size 异径插入异径插入Reducer Reducer Inserts Inserts 45°、90°Elbows、Couplings Half-Couplings 承插孔径 流通孔径 Socket DIA Bore DIA Shank DIA Length DN 6-8 10-20 NPS 1/8-1/4 3/8-3/4 + 0 25-50 1-2 + 0 d1 d2 A、H ± ± E ± ± F ± ± SD --- ± SL --- 0 0 0 L ± ± ± ± ± ± ± ± 65-100 21/2-4 ± ± ± ± ± ± ·不同标准规定的极限偏差可能会略有差异，使用时请查阅原标准。 ·There may be differences between the tolerances of the different codes,and when using please refer to the original codes. SCH160和双加厚管的公称壁厚 ASME Nominal Waill Thckness of Schedule 160 and Double Extra Strong Pipe In ASME 公称通径 Nominal Pipe Size 公称壁厚 Norminal Wall Thickness DN 6 8 10 NPS 1/8 1/4 3/8 SCH160 XXS ·由于ASME B36.10M 未包括DN6、8和10的SCH160和XXS的壁厚，表列数值可作为确定额定值时管子的公称壁厚。 ·Since ASME B36.10M does not include Schedule 160 nor include double Extra Strong thickness for DN6,8,and 10,the values in table may beused as the nominal wall thincknesses of the pipe for rating purposes. 管件级代号与管子壁厚代号的关系 Relevance of Fittings Class with Schedule Nunber or Wall Designation of pipe for Calculation of Ratings 管件级别代号 class designation fo Fitting 管件连生产建设形式 Type of Fitting 用作额定计算依据的管子 Pipe Used for Ratin Basis 管子表号 Schedule NO. 2000 螺纹 Threaded 80 管壁代号 Wall Designation XS 3000 6000 3000 6000 9000 螺纹 Threaded 螺纹 Threaded 承插焊 Socket-Welding 承插焊 Socket-Welding 承插焊 Socket-Welding 160 --- 80 160 --- --- XXS XS --- XXS ·本表并未限制使用较薄或较厚壁厚的管子和管件。实际采用的管子公称壁厚可小于或大于本表所示的管子公称壁厚。采用较薄管子时。其强度可支配额定值；采用较厚管子时（例如对机械强度而言），管件的强度支配额定值。 ·This table is nkt intended to restrict the use of pipes and fittings of thinner or thicker actually used may be thinner or thicker in nominal wall than that shown in Table. When thinner pipe is used,its strength may govern the thincker pipe is used,formechanical strength),the strength of the fitting governs the rating.
螺纹管件 Threaded Fittings GB/T 1426、ASME 90°弯头、三通、四通 90°Elbows、Tees、Crosses 公称通径 Nominal Pipe Size 45°弯头 45°Elbows 所有管件 All Fittings 中心至端面 Center to End 中心至端面 端部外径 最小壁厚 螺纹长度 Minimum Wall Thickness Length of Thread Min A DN NPS 2000 3000 G D SCH160 3000 C XXS 6000 B L2 Center to End Outside Diameter of Band SCH80 SCH160 XXS SCH80 SCH160 XXS SCH80 6000 2000 3000 6000 2000 XXS SCH80 SCH160 6000 2000 3000 6 8 10 1/8 1/4 3/8 21 21 25 21 25 28 25 28 33 17 17 19 17 19 22 19 22 25 22 22 25 22 25 33 25 33 38 15 20 25 1/2 3/4 1 28 33 38 33 38 44 38 44 51 22 25 28 25 28 33 28 33 35 33 38 46 38 46 56 46 56 62 32 40 50 11/4 11/2 2 44 51 60 51 60 64 60 64 83 65 80 100
21/2 3 4 76 86 106 83 95 114 95 106 114 52 64 79 52 64 79 64 79 79 92 109 146 102 121 152 121 146 152 33 35 43 35 43 44 43 44 52 56 62 75 62 75 84 75 84 102
螺纹管件 Threaded Fittings GB/T 1426、ASME 管箍、半管接头 Couplings、Boss 公称通径 Nominal Pipe Size 端面至端面 End to End E 端面至端面 End to End F DN NPS SCH160、XXS 3000、6000 SCH160 3000 XXS 6000 6 8 10 15 20 25 32 40 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 32 35 38 48 51 60 67 79 19 25 25 32 37 41 44 44 --- 27 27 33 38 43 46 48 管帽 Caps 底部壁厚 End Wall Thickness C min SCH160 3000 --- 16 19 22 28 35 44 57 64 22 25 32 38 44 57 64 76 XXS 6000 SCH160 3000 XXS 6000 外径 Outside Diameter D 所有管件 All Fittings 螺纹长度 Length of Thread Min B L2 50 65 80 100 2 21/2 3 4 86 92 108 121 48 60 65 68 51 64 68 75 76 92 108 140 92 108 127 159
螺纹管件 Threaded Fittings GB/T 1426、ASME 公称通径 Nominal Pipe Size 长度 Length 方头管塞 Square Head Plugs 圆头管塞 Round Head Plugs 六角头管塞和内外螺纹接头 Hex Plugs and Bushings 方头高度 Height of Square Width Flats DN 6 8 10 15 20 25 NPS 1/8 1/4 3/8 1/2 3/4 1 L2 min 10 11 13 14 16 19 B min 6 6 8 10 11 13 C min 7 10 11 14 16 21 头部直径 Nominal 长度 Length 对边宽度 Width Flats (Nominal) S 11 16 18 22 27 36 46 50 65 75 90 115 10 10 13 7 8 9 K min --- 3 4 5 6 6 六角头高度 Hex Heigh 对边宽度 Diameter of Head D 10 14 18 21 27 33 L min 35 41 41 44 44 51 H min 6 6 8 8 10 10 32 40 50 11/4 11/2 2 21 21 22 14 16 18 24 28 32 43 48 60 51 51 64 14 16 18 65 80 100 21/2 3 4 27 28 32 19 21 25 36 73 89 144 70 70 76 19 21 25 41 65 螺比试管件中的螺纹型式为GB/T 12716(ANSI/ASME B1.20.1)中的60°圆锥管螺纹NPT；如采用其它型式的螺纹请在订货时注明。 The standards and codes of the threaded fittings is conical threaded NPT angle 60°of GB/T 12716(ANSI/ASME if requiring other types of thread,please indicate them in the purchased order. 螺比试管件的尺寸极限偏差 Tolerances for Threaded Fittings 90°、45°弯头、三通、四通 公称通径 Nominal Pipe Size 90°&45°Elbows & Tees & Crosses 中心至端面 Center to End 双接口管箍、管帽 Couplings、Caps 端面至端面 End to End 单接口管箍、半管接头 Half- Couplings、Boss 端面至端面 End to End DN 6-8 10-20 25-50 65-100 NPS 1/8-1/4 3/8-3/4 1-2 21/2-4 A ± ± ± ± E、F ± ± ± E/2 ± ± ±
六角头双丝头 Hexagonal Nipples 公称通径 Nominal Pipe Size 尺寸 Size DN NPS C E1 E2 W sch80 6 8 8×6 1/8 1/4 1/4×1/8 6 6 6 10 15 15 --- --- 10 26 36 31 10 10×8 3/8 3/8×1/4 8 8 16 16 --- 15 40 39 15 15×10 1/2 1/2×3/8 8 8 20 20 --- 16 48 44 13 10 10 8 10 7 8 6 5 7 5 D sch160 4 6 4 15×8 20 20×15 20×10 25 25×20 25×15 1/2×1/4 3-4 3/4×1/2 3/4×3/8 1 1×3/4 1×1/2 8 10 10 10 10 10 10 20 21 21 21 25 25 25 15 --- 20 16 --- 21 20 43 52 51 47 60 56 55 7 18 13 10 23 18 13 6 14 10 8 19 14 10 32 32×25 32×20 32×15 11/4 11/4×1 11/4×3/4 11/4×1/2 12 12 12 12 25 25 25 25 --- 25 21 20` 62 62 58 57 31 23 18 13 28 19 14 10 40 40×32 40×25 40×20 40×15 11/2 11/2×11/4 11/2×1 11/2×3/4 11/2×1/2 16 16 16 16 16 26 26 26 26 26 --- 25 25 21 20 68 67 67 63 62 36 31 23 18 13 32 28 19 14 10 50 50×40 50×32 50×25 50×20 50×15 2 2×11/2 2×11/4 2×1 2×3/4 2×1/2 18 18 18 18 18 18 20 20 20 20 20 20 27 27 27 27 27 27 --- 26 25 25 21 20 72 71 70 70 66 65 47 36 31 23 18 13 40 32 28 19 14 10 65 65×50 65×40 65×32 65×25 65×20 21/2 21/2×2 21/2×11/2 21/2×11/4 21/2×1 21/2×3/4 38 38 38 38 38 38 --- 27 26 25 25 21 96 85 84 83 83 79 57 47 36 31 23 18 51 40 32 28 19 14 80 80×65 80×50 80×40 80×32 80×25 3 3×21/2 3×2 3×11/2 3×11/4 3×1 20 20 20 20 20 20 40 40 40 40 40 40 --- 38 27 26 25 25 100 98 87 86 85 85 70 57 47 36 31 23 63 51 40 32 28 19 ·螺纹型式为GB/T 12716(ANSI/ASME B1.20.1)中的60°圆锥管螺纹NPT;如采用其它型式的螺纹请在订货时注明. ·The standards and codes of the fittings is conical threaded NPT angle 60°of GB/T 12716(ANSI/ASME if requiring other types of thread,please indicate them in the purchased order.
六角头双丝头 Hexagonal Nipples 公称通径 Nominal Pipe Size 尺寸 Size DN NPS C E1 E2 W sch80 6 8 8×6 1/8 1/4 1/4×1/8 6 6 6 10 15 15 --- --- 10 26 36 31 10 10×8 3/8 3/8×1/4 8 8 16 16 --- 15 40 39 15 15×10 15×8 20 20×15 20×10 25 25×20 1/2 1/2×3/8 1/2×1/4 3-4 3/4×1/2 3/4×3/8 1 1×3/4 8 8 8 10 10 10 10 10 20 20 20 21 21 21 25 25 --- 16 15 --- 20 16 --- 21 48 44 43 52 51 47 60 56 13 10 7 18 13 10 23 18 10 8 6 14 10 8 19 14 10 7 8 6 5 7 5 D sch160 4 6 4 25×15 1×1/2 10 25 20 55 13 10 32 32×25 32×20 32×15 11/4 11/4×1 11/4×3/4 11/4×1/2 12 12 12 12 25 25 25 25 --- 25 21 20` 62 62 58 57 31 23 18 13 28 19 14 10 40 40×32 40×25 40×20 40×15 11/2 11/2×11/4 11/2×1 11/2×3/4 11/2×1/2 16 16 16 16 16 50 50×40 50×32 50×25 50×20 50×15 65 2 2×11/2 2×11/4 2×1 2×3/4 2×1/2 18 18 18 18 18 18 27 27 27 27 27 27 38 --- 26 25 25 21 20 --- 26 26 26 26 26 --- 25 25 21 20 68 67 67 63 62 72 71 70 70 66 65 47 36 31 23 18 13 57 40 32 28 19 14 10 51 36 31 23 18 13 32 28 19 14 10 65×50 65×40 65×32 65×25 65×20 21/2 21/2×2 21/2×11/2 21/2×11/4 21/2×1 21/2×3/4 80 80×65 80×50 80×40 80×32 80×25 3 3×21/2 3×2 3×11/2 3×11/4 3×1 20 20 20 20 20 20 20 20 20 20 20 20 38 38 38 38 38 27 26 25 25 21 96 85 84 83 83 79 47 36 31 23 18 40 32 28 19 14 40 40 40 40 40 40 --- 38 27 26 25 25 100 98 87 86 85 85 70 57 47 36 31 23 63 51 40 32 28 19 ·螺纹型式为GB/T 12716(ANSI/ASME B1.20.1)中的60°圆锥管螺纹NPT;如采用其它型式的螺纹请在订货时注明. ·The standards and codes of the fittings is conical threaded NPT angle 60°of GB/T 12716(ANSI/ASME if requiring other types of thread,please indicate them in the purchased order.
螺纹短节 Nipples 公称通径 Nominal Pipe Size DN 6 8 10 15 20 NPS 1/8 1/4 3/8 1/2 3/4 管子外径 Outside Diameter of Pipe D 螺纹长度 Length of Thread Min L2 min 75、100、150 SCH80、SCH160 长度 End to End L 管子壁厚 Wall Thickness of Pipe T 25 32 40 50 65 80 100 1 11/4 1/2 2 21/2 3 4 ·长度由顾客指定。 ·螺纹型式为GB/T 12716(ANSI/ASME B1.20.1)中的60°圆锥管螺纹NPT；如采用其它型式的螺纹请在订货时注明。 ·Size of end toend shall be required by customers. ·The standards and codes of the fittings is conical threaded NPT angle 60°of GB/T 12716(ANSI/ASME ,and if requiring other types of thread,please indicate them in the purchased order.
六角头双丝头与螺纹短节的极限偏差 Telerances for Hexagonal Nipples and Nipples 公称通径 Nominal Pipe Size DN NPS d 六角头双丝头 Hexagonal Nipples C E1、E2 螺纹短节 Nipples L 6-8 1/8-1/4 +0 +0 +0 +0 ±1 ± ± 10-20 3/8-3/4 ±1 ± ± 25-50 1-2 ±1 ± ± 65-100 21/2-4 ±1 ± 中国压力管道管件常用材料 The General Material for Chinese Pressure Piping FIttings 化学成份 钢种 Variety 牌号 Grade 标准号 Standard and Code 类型 Type C Si Mn Cr Ni Chemical Composition%,max 力学性能 Mechanical requirements HB max Other σb σ5 δ5 min min min Mo P S Other MPa MPa % 碳钢 20 GB/T699 棒BAR Carbon Steel 3087 管PIPE 管PIPE 管PIPE 板PLATE 管PIPE 管PIPE 板PLATE 板PLATE 板PLATE 板PLATE 20 20G 20G 20g 20R Q235A 9948 GB 711 5310 GB 6479 GB 713 GB 6654 GB 3724 3724 J:39 J:35 J/cm 2:49 J:27;aku J/cm2:29 J:31 J:27 1Cr5Mo GB 1221 棒BAR 1Cr5Mo 1Cr5Mo 12CrMo 12CrMo 12CrMo 12CrMoG 12Cr1MoV 12Cr1MoVG 12Cr1MoVg 12Cr2Mo 12Cr2MoG 6479 GB 9948 GB 9948 GB/T3077 GB 6479 GB 9948 GB 5310 GB/T 3077 GB 5310 GB 713 GB 6479 GB 5310 管PIPE 管PIPE 管PIPE 棒BAR 管PIPE 管PIPE 管PIPE 棒BAR 管PIPE 板PLATE 管PIPE 管PIPE J/cm 2:118 J:92 J:92 J:110 J/cm 2:69 J:55 J:35 J:71 J:35 J:31 J/cm 2:48 J:35 15CrMo 15CrMo 15CrMo 15CrMoG 15CrMog 15CrMoR GB/T3077 GB 6479 GB 9948 GB 5310 GB 713 GB 6654 棒BAR 管PIPE 管PIPE 管PIPE 板PLATE 板PLATE J:94 J/cm 2:59 J:47 J:35 J:31 化学成份 牌号 Grade 标准号 Standard and Code 类型 Type C Si Mn Cr Ni Mo P Chemical Composition%,max 力学性能 Mechanical requirements Other 钢种 Variety σb σ5 δ5 S Other MPa MPa % HB min min min max 奥氏体不锈钢 Austenitic Stainless Steel 00Cr17Ni14Mo2 GB 1220 4237 棒BAR 板PLATE 14976 管PIPE 棒BAR 板PLATE 管PIPE 棒BAR 板PLATE 管PIPE 棒BAR 板PLATE 管PIPE 1220 4237 14976 1220 4237 14976 1220 4237 14976 1220 棒BAR 板PLATE 管PIPE 棒BAR 板PLATE 管PIPE 板PLATE 管PIPE 5C 4237 5C 14976 5C 1220 5C 4237 5C 14976 5C 4237 5310 0Cr26Ni5Mo2 GB 1220 4237 棒BAR 板PLATE 管PIPE 双相不锈钢 Biphase Stainless Steel 14976 1220 棒BAR 4237 GB 3531 GB 6479 GB 713 GB 3531 GB 6654 板PLATE 板PLATE 管PIPE 板PLATE 板PLATE 板PLATE 09MnNiDR J:27 16Mn 低温钢 Low Temperature Steel J/cm2:59 16Mng J:27 16MnDR J:24 16MnR 材料的化学成分和力学性是指标会因为某项条件的规定而有所改变，使用时请查阅原标准。
·The index of material chemical composition and mechanical properties shall change as to some defined condition,and please refer to the priginal 类型 标准号 级别 Grade C Mn P 化学成份 Chemical Composition %,max 力学性能 Mechanical requirements S Si Cr Mo Ni Cu Other σb σ δ % min HB max Variety Standard and Code Other MPa MPa min min 管件 ASTM A420/A420M WPL6 FITTING A815/A815M ASTM A105/A105M UNS S31803 A105 F11 CL1 CL2 CL3 锻件 FORGING A182/A182M CL2 304L 316L CL1 5C 10C ASTM A53/A53M ASTM A106 B B TP304 A312/A312M 管 PIPE 304L 316L 5C 335M --- V: 5C 4C standard 415 585 240 415 See standard 20 --- --- --- --- 板 PLATE ASTM A515/A515M 60 材料的化学成份和力学性指标会因为某项条件的规定而有所改变,使用时请查阅原标准. ·The index of material chemical composition and mechanical properties shall change as to some defined condition,and please refer to the original standard.
管件形位公差
mm
项 目 公 称 直 径 mm 15～100 125～200 250～300 350～400 450～600 650～750 800～1050 1100～1200 in 1/2～4 5～8 10～12 14～16 18～24 26～30 32～42 44～48 角度偏移 Q 1 2 3 3 4 5 5 5 倾斜度 偏差 平面偏移 P 2 4 5 7 10 10 13 20 管件坡口形式
压力等级表(HG ～16-58,HGJ 514-87,SY 7510-87)
mm
公称直径 Dg HG HGJ SY HG HGJ SY HG HGJ SY HG HGJ 25 3 3 3 3 3 4 4 32 3 3 3 3 40 50 5 5 65 4 4 4 4 4 4 6 6 80 4 4 4 4 4 4 5 5 5 6 7 100 4 4 4 4 4 4 6 6 6 8 8 125 4 4 4 4 4 6 6 7 9 9 150 5 6 7 8 10 10 175 6 6 7 200 6 6 6 6 6 7 9 9 10 12 12 225 7 7 9 250 8 7 7 8 7 7 11 11 11 16 300 8 8 8 9 9 9 12 12 12 20 350 9 9 9 10 9 9 15 22 400 9 9 9 11 11 11 16 25 450 9 9 10 12 500 9 9 11 600 9 9 12 注：表中HG为HG5010-87标准，HGJ为HGJ514-87,SY为SY7510-87标准。
管件尺寸公差
SY HG 5 6 7 8 10 12 14 HGJ SY 7 7 8 9 10 12 14 18 mm 180o弯头 90o 45o弯头 异径接头 管帽 三通，四通 公称直径 端部外径 端部内径 壁 厚 中心距 高 度 端面误差 结构尺寸 高度 高度 mm in D (ID) (T) A,B,C,M H E O K U 15～65 1/2～2 1 ≮公称 2 2 4 7 7 1 80～90 3～2 1 壁厚的 2 2 4 7 7 1 100 4 +2，-1 % 2 2 4 7 7 1 125～150 5～6 +3，-1 Not 2 2 7 7 7 1 200 8 2 Inss 2 2 7 7 7 1 250 10 +4,-3 than 2 2 7 10 7 2 300～450 12～18 +4,-3 % 3 3 7 10 7 2 500～600 20～24 +6,-5 of nominal 3 3 7 10 7 2 650～750 26～30 +7,-5 thick- 3 3 10 … … … 800～1200 32～48 +7，-5 ness 5 5 10 … … … 壁厚分级表 ANSI ＆
mm Nom Nominal Wall Thickness Nom Pipe Pipe OD Sch Sch Sch Sch Sch Sch Sch Sch Sch Sch Sch Sch Size STD XS XXS Size 5s 10s 10 20 30 40 60 80 100 120 140 160 (in) (in) 1/8 - - - - - - - - - - 1/8 1/4 - - - - - - - - - - 1/4 全部管件 3/8 1/2 3/4 1 4 2 2 2 3 2 4 5 6 8 10 12 14 16 18 20 22 24 26 28 30 457 508 559 610 660 711 762 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3/8 1/2 3/4 1 4 2 2 2 3 2 4 5 6 8 10 12 14 16 18 20 22 24 26 28 30 32 813 - - 34 864 - - 36 914 - - 38 965 - - - - - 40 1016 - - - - - 42 1067 - - - - - 44 1118 - - - - - 46 1168 - - - - - 48 1219 - - - - - 壁厚分级表 GB 12459-90 GB/T 13401-92
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 32 34 36 38 40 42 44 46 48 mm 公称直 径DN 15 20 25 32 40 50 65 80 90 100 外径(D) A B Sch Sch Sch Sch LG 系列 系列 5s 10s 20s 20 18 - - 25 - - 32 - - 38 - - 45 - - 57 - 73 - 89 - - - 108 - Sch 30 - - - - - - - - - - 公 称 壁 厚 Sch Sch Sch STD XS 40 60 80 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Sch 100 - - - - - - - - - - Sch 120 - - - - - - - - - Sch Sch 140 160 - - - - - - - - - - 125 150 200 250 300 350 400 450 500 550 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200 133 159 219 273 325 377 426 480 529 559 - 610 630 660 - 711 720 762 - 813 820 864 - 914 920 965 - 1016 1020 1067 - 1118 1120 1168 - 1219 1220 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
壁厚表 GB 12459、GB/T 13401
外径
公称通径
A系列
B系列 18 25 32 38 45 57 76 89 ┅ 108 133 159 219 273 325 377
Sch Sch Sch
公称壁厚 T
Sch Sch Sch Sch LG STD Xs
5s 10s 20s 20 30 40 60
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅
Sch 80
Sch 100 ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
Sch 120 ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
Sch 140 ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
Sch 160
15 20 25 32 40 50 65 80 90 100 125 150 200 250 300 350
(73)
┅
400 450 500 550 600 650 700 750 800 850 900 950 1000 1050 1100 1150 1200
559 610 660 711 762 813 864 914 965 1016 1067 1118 1168 1220
426 478 529 ┅ 630 ┅ 720 ┅ 820 ┅ 920 ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅ ┅
1020 ┅ ┅
1120 ┅ ┅ ┅
┅ ┅
1220 ┅ ┅
注：1、sch5s、10s、20s用于不锈钢管件。
2、GB 12459 为无缝对焊管件标准，GB/T 13401为钢板制对焊管件标准。
RATING OF THK.：.
ENDS ：BE/T&C/THD./THRD. 螺纹接头 RATING OF THK.：
ENDS ：TBE / BLE/TSE 英文名称是SWAGE NIPPLE，不知我翻译的对不对 三通 RATING OF THK.：3000#/150#/.
ENDS ：BW/THD.(F)/THRD(F)/SCR'D 法兰 RATING OF THK.：150#/300#
ENDS ：./SCRD/./THRD. 半联轴器 RATING OF THK.：3000#
ENDS ： 端接管 RATING OF THK.：SCH80
ENDS ：THR'D/TBE / 无缝钢管的壁厚
POE/TOE /THRD.(F)
鋼管比較!
对呀,钢材都涨价啦,还要价目表干嘛?要随时询价才是最新价格.
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