ASTM A999 TP304H Stainless Steel Tube Alloy And Stainless Steel Pipe For General Requirements
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
| Minimum Order Quantity : | 0.5 ton | Price : | negotiable |
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| Packaging Details : | In bundles in wooden box | Delivery Time : | 35-45 Days |
| Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability : | 60000 Tons per year |
| Place of Origin: | CHINA | Brand Name: | TORICH |
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| Certification: | ISO 9001 ISO 14001 TS 16949 EN 10204.3.1 LR KR | Model Number: | GB/T 14975 |
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Detail Information |
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| Product Name: | ASTM A 959-09 Seamless Stainless Steel Tubes For Structure 12Crl18Ni9 | Keyword: | ASTM A 959-09 Seamless Stainless Steel Tubes For Structure 12Crl18Ni9 |
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| Type: | Structural Steel Pipes | Surface: | Galvanized Coated |
| Material: | 12Crl18Ni9 06Crl19Ni10 022Crl19Ni10 | Usage: | Construction Structure |
| Length: | 2-12m | OD: | 10-500mm |
| WT: | 1-20mm | ||
| High Light: | stainless steel round tube,stainless tube steel |
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Product Description
GB/T 14975 ASTM A 959-09 Seamless Stainless Steel Tubes for Structure 12Crl18Ni9
Application:General structural and machanical structure
Size:L--2-12m OD--10-500mm WT--1-20mm
Grade of steel:12Crl18Ni9 06Crl19Ni10 022Crl19Ni10 06Crl19Ni10N 06Crl19Ni9NbN 022Crl19Ni10N 06Cr23Ni13
Smelting method of steel:Refining molten steel and refining outside furnace
Manufacture method of steel tube: Hot rolling (extrusion, expansion) or cold drawing (rolling) seamless
Delivery State:Delivery of heat treatment and pickling
Test item:Chemical composition
Tensile test
Hardness test
Ultrasonic testing
Hydraulic test
Flattening test
Expansion test
Intergranular corrosion test
Table 1 The Tolerance of Nominal Outer Diameter and Wall Thickness
Unit:mm
| Hot Roll(Extrusion,Expansion)Steel Tube | Cold Drawn(Roll) Steel Tube | ||||||
| Diamension | Tolerance | Diamension | Tolerance | ||||
| Ordinary Level PA | High Level PC | Ordinary Level PA | High Level PC | ||||
Nominal Outer Diameter | <76.1 | ±1.25%D | ±0.60 | Nominal Outer Diameter | <12.7 | ±0.30 | ±0.10 |
| 76.1~<139.7 | ±0.80 | 12.7~<38.1 | ±0.30 | ±0.15 | |||
| 139.7~<273.1 | ±1.5%D | ±1.20 | 38.1~<88.9 | ±0.40 | ±0.30 | ||
| 88.9~<139.7 | ±0.9%D | ±0.40 | |||||
| 273.1~<323.9 | ±1.60 | 139.7~<203.2 | ±0.80 | ||||
| 203.2~<219.1 | ±1.10 | ||||||
| ≥323.9 | ±0.6%D | 219.1~<323.9 | ±1.60 | ||||
| ≥323.9 | ±0.5%D | ||||||
Nominal Wall Thinckness | All Wall Thickness | +15%S | ±12.5%S | Nominal Wall Thinckness | All Wall Thickness | +12.5%S | ±10%S |
Table 2 Tolerance of Minimum Wall Thickness
Unit:mm
| Production Method | Diamension | Tolerance | |
| Ordinary Level PA | High Level PC | ||
Hot Roll(Extrusion,Expansion)Steel Tube W-H | Smin<15 | +27.5% Smin 0 | +25% Smin 0
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| Smin≥15 | +35% Smin 0 | ||
Cold Drawn(Roll) Steel Tube W-C | All Wall Thickness | +22% S 0 | +20% S 0 |
Table 5 Testing items and sampling quantity of steel tubes
| Number | Testing items | Sampling quantity |
| 1 | Chemical composition | 1 sample from each furnace |
| 2 | Tensile test | 1 sample from each of two steel tubes on each batch |
| 3 | Hardness test | 1 sample from each of two steel tubes on each batch |
| 4 | Ultrasonic testing | ALL |
| 5 | Hydraulic test | ALL |
Enter Your Message
| TORICH INTERNATIONAL LIMITED |
| Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China |
| 86-574-88086983 |
| sales@steel-tubes.com |