| Place of Origin: | ZHEJIANG, CHINA |
|---|---|
| Brand Name: | TORICH |
| Certification: | ISO9001,ISO14001,TS16949 |
| Model Number: | ASTM A312 |
| Minimum Order Quantity: | 5 Tons |
| Price: | negotiable |
| Packaging Details: | Austenitic Stainless Steel Pipe in wooden boxes or hexagonal bundles in seaworthy packing. |
| Delivery Time: | 30-45 work days |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability: | 20000Tons per Year |
| Surface: | Polish | Material: | TP304H, TP309H, TP310H, TP310HCb, TP316H, TP321H, TP347H, TP348H |
|---|---|---|---|
| OD: | 10.29-762.0mm | WT: | 1.24-12.7mm |
| Length: | 4.6-7.4m | Usage: | Boiler And Superheater |
| High Light: | stainless steel round tube,large diameter stainless steel tube |
||
TORICH ASTMA312 Seamless Heavily Cold Worked Austenitic Stainless SteelPipe
Standard: ASTM A312, ASTM A262, ASTM A370, ASTM A941, ASTM A999/A999M, ASTM A1016/A1016M, E112, E381, ANSI B1.20.1, B36.10, B36.19, AWS A5.9, SAE J1086
Material: TP304H, TP304H, TP309HCb, TP310H, TP310HCb, TP316H, TP347H, TP348H
OD: 10.29-762.0mm
WT: 1.24-12.7mm
Usage: This standard covers seamless austenitic stainless steel pipe for hign-temperature and general corrosive service.
Note: Special steel grade is also available, according to customer request.
Chemical Requirements
| TP304H | TP309H | TP309HCb | TP310H | TP310HCb | TP316H | TP347H | TP348H | |
| C | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 |
| Mn | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| P | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 |
| S | 0.030 | 0.030 | 0.030 | 0.030 | 0.030 | 0.030 | 0.030 | 0030 |
| Si | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Cr | 18.0-20.0 | 22.0-24.0 | 22.0-24.0 | 24.0-26.0 | 24.0-26.0 | 16.0-18.0 | 17.0-19.0 | 17.0-19.0 |
| Ni | 8.0-11.0 | 12.0-15.0 | 12.0-16.0 | 19.0-22.0 | 19.0-22.0 | 11.0-14.0 | 9.0-13.0 | 9.0-13.0 |
| Mo | - | - | 0.75 | - | 0.75 | 2.00-3.00 | - | - |
| Ti | - | - | - | - | - | - | - | - |
| Nb | - | - |
10xC min, 1 10 max |
- |
10xC min, 1 10 max |
- | - | - |
| Ta | - | - | - | - | - | - | - | 0.10 |
| N | - | - | - | - | - | - | - | - |
| V | - | - | - | - | - | - | - | - |
| Cu | - | - | - | - | - | - | - | - |
| Ce | - | - | - | - | - | - | - | - |
| B | - | - | - | - | - | - | - | - |
| Al | - | - | - | - | - | - | - | - |
| Other | - | - | - | - | - | - | - | - |
Permitted Variations in Wall Thickness
| NPS Designator | Over | Under |
| 1/8 to 2 1/2 incl., all t/D ratios | 20.0 | 12.5 |
| 3 to 8 incl., t/D up to 5% incl. | 22.5 | 12.5 |
| 3 to 8 incl., t/D > 5% | 15.0 | 12.5 |
|
20andlarger, welded,allt/Dratios |
17.5 | 12.5 |
|
20andlarger, seamless,t/Dupto5%incl. |
22.5 | 12.5 |
| 20andlarger, seamless,t/D>5% |
15.0 | 12.5 |
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us
