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TORICH Diameter 4-1200mm Welded 316 / 316L Stainless Steel Pipes for Liquid GB/T 12771 SPEC: Material:304/304L 316/316L Diameter : 4-1200mm Wall thickness : 0.3-200mm Length : 2-12m Upon customer's request Tolerance: According to the following tables or customers’ request. Table 1 Tolerance of OD Classification D Permissible Tolerance A B H All Dimensions ±0.5% or ±0.20 ±0.75% or ±0.30 T ＜40 ±0.20 ±0.30 ≥40~＜65 ±0.30 ±0.40 ≥65~＜90 ±0.40 ±0.50 ≥90~＜168.3 ±0.80 ±1.00 ≥168.3~

GB/T 12771 Diameter 4-1200mm Welded 304/304L 316/316L Stainless Steel Pipes for Liquid Transpotation Product Name: Welded Stainless Steel Pipes for Liquid Service GB/T 12771 SPEC: Material:304/304L 316/316L Diameter : 4-1200mm Wall thickness : 0.3-200mm Length : 2-12m Upon customer's request Tolerance: According to the following tables or customers’ request. Table 1 Tolerance of OD Classification D Permissible Tolerance A B H All Dimensions ±0.5% or ±0.20 ±0.75% or ±0.30 T

Product Name:TORICH GB/T18704 Q195 Q235 12Cr18Ni9 Stainless Steel Clad Pipes for Structural PurposesStandard: GB/T18704OD: 12.7 - 325 mm WT: 0.8 - 12 mm Length: 1-8m or according to customers' actual application and production.Application:public facilities. Vehicle and ship manufacturing. Road guardrail. Furniture. Medical apparatus and instrumentsSteel Grade:Q195 Q235 06Cr19Ni10 12Cr18Ni9 12Cr18Mn9Ni5N 12Cr17Mn6Ni5NTechnology: Continuous welding molding Tolerance of

Welded Stainless Steel Pipes for Liquid Service GB/T 12771 SPEC: Material:304/304L 316/316L Diameter : 4-1200mm Wall thickness : 0.3-200mm Length : 2-12m Upon customer's request Tolerance: According to the following tables or customers’ request. Table 1 Tolerance of OD Classification D Permissible Tolerance A B H All Dimensions ±0.5% or ±0.20 ±0.75% or ±0.30 T ＜40 ±0.20 ±0.30 ≥40~＜65 ±0.30 ±0.40 ≥65~＜90 ±0.40 ±0.50 ≥90~＜168.3 ±0.80 ±1.00 ≥168.3~＜325 ±0.75%D ±1%D ≥325~＜610 ±0

Welded Stainless Steel Tubes for Mechanical Structure GB/T 12770 SPEC: Material:304/304L 316/316L 321 302 310S Size Range:OD:4-1200mm WT:0.3-200mm General Length:2-12m Tolerance: According to the following tables or customers’ request. Table1Tolerance of OD Classification Nominal OD Permissible Tolerance PC PB PA H T ＜25 ±0.20 ±0.15 ±0.10 ≥25~＜40 ±0.30 ±0.25 ±0.20 ≥40~＜63 ±0.50 ±0.30 ±0.25 ≥63~＜90 ±0.60 ±0.50 ±0.40 ≥90~＜159 ±0.80 ±0.65 ±0.50 ≥159~＜300 ±0.8%D ±0.7%D ±0.5%D

300L~3000L Seamless Steel Tubes for Large Volume Gas Cylinder GB 28884 SPEC: Material:30CrMoE 42CrMoE 4130X 4142 Size Range:OD:80-1200mm WT:4-100mm General Length:4-12m Tolerance: According to the following tables or customers’ request. Category Size Tolerance Outside Diameter(D) - ±1%D Minimum Wall Thickness(Smin) D≤559 +25%Smin 0 D>559 +27.5%Smin 0 Wall Thickness(S) D≤559 +12.5%S -10%S D>559 ±12.5%S Mechanical Properties: Steel Tensile Strength Lower yield strength or

Pressure Purposes EN10217-7 Stainless Steel Tubes With Automatic Arc Welding EN10217-7 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless Steel Tubes Manufacture: The tubes are manufactured from hot or cold rolled plates, sheet or strips in accordance with EN10028-1, longitudinally arc or laser welded by fusion accross the abutting edges Manufacturing process - Automatic arc welding - Laser welding Chemical Composition of austenitic

Welded Steel Tube ASTM A554 Welded Stainless Steel Mechanical Tubing ASTM A554 WELDED STAINLESS STEEL MECHANICAL TUBING As-welded or cold-reduced mechanical tubing. Welded Steel Tube Shapes: Round, Square, Rectangle, or special. Welded Steel Tube Dimension: OD ≤406.4mm WT ≥0.51mm Welded Steel Tube Grade: MT-301, MT-302, MT-304, MT-309S MT-310S, MT-316, MT-316L, MT-317 MT-321, MT-347, MT-430, MT-430i Welded Steel Tube Materials and Manufacture: The tubes are manufactured from

GB/T 32964 Welded Steel Tube Welded Stainless Steel Pipes For Liquefied Natural Gas Introduction: The GB/T 32964 standard outlines the specifications for welded steel tubes, specifically focusing on welded stainless steel pipes tailored for applications in Liquefied Natural Gas (LNG) environments. This article delves into its material composition, technical specifications, key features, chemical compositions, mechanical properties, relevant steel grades, applications, and