TORICH ASTM A530 Seamless Specialized Carobn Steel Pipes
Product Description:
Steel Grade/Steel Material:
Q195, Q215, Q235, 10#, 20#, 45#, T9, T12, ZG25 etc.
Size Range:
OD: 10.3-457mm
WT:0.5-50mm
Length: Customer's Requirement
Production Processs:
ERW/Seamless tube and Cold Drawing or Cold Rolling Production
Permissible Variations in WT
| NPS Designator | Tolerance, % from Normal |
| Over | Under |
| 1/8 to 2 1/2, incl., all t/D ratios | 20.0 | 12.5 |
| 3 to 18, incl., t/D up to 5%incl | 22.5 | 12.5 |
| 3 to 18, incl., t/D >5% | 15.0 | 12.5 |
| 20 and larger, t/D up to 5%incl | 22.5 | 12.5 |
| 20 and larger, t/D >5% | 15.0 | 12.5 |
Permissible Variations in OD
| NPS Designator2 | Over | Under |
| in | mm | in | mm |
| 1/8 to 1 1/2,incl | 1/64(0.015) | 0.4 | 1/32(0.031) | 0.8 |
| Over 1 1/2 to 4, incl | 1/32(0.031) | 0.8 | 1/32(0.031) | 0.8 |
| Over 4 to 8, incl | 1/16(0.062) | 1.6 | 1/32(0.031) | 0.8 |
| Over 8 to 18, incl | 3/32(0.093) | 2.4 | 1/32(0.031) | 0.8 |
| Over 18 to 26, incl | 1/8(0.125) | 3.2 | 1/32(0.031) | 0.8 |
| Over 26 to 34, incl | 5/32(0.156) | 4.0 | 1/32(0.031) | 0.8 |
| Over 34 | 3/16(0.187) | 4.8 | 1/32(0.031) | 0.8 |
Characteristic: Good concentricity Good surface quality
Good OD and ID tolerance High Precision
Stable quality Smooth Roughness
TORICH QUALITY ASSURANCE
Product Pictures:
Company Introduction:
TorichInternational Co.,Ltd is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes.
Our main products:Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Tube.
Our factory was established since 1997, with the name of Haiyan SanxinSteel Pipe Co., Ltd. The factories` technicians are of great engineering experience in steel pipe industry for more than 20 years, who are in great command of production technology for Cold Drawing and Cold Rolling, as well as heat treatment and inspection. So we have strong technician team and manufacturing capability.
FAQ
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
TORICH ASTM A530 Seamless Specialized Carobn Steel Pipes
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