API 5L X70 line seamless steel pipe
Also called L485 pipe, as it’s yield strength minimum in 485 Mpa (300 psi).
API 5L X70 covers manufacturing types in seamless and welded (ERW, SAW) types,
both applied for oil and gas transmissions.
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API 5L X70 line seamless steel pipe
Product introduction
API 5L X70 pipe is a premium grade piping material in API 5L standard specifications. Also called L485 pipe, as it’s yield strength
minimum in 485 Mpa (300 psi). API 5L X70 covers manufacturing types in seamless and welded (ERW, SAW) types, both applied
for oil and gas transmissions.
Specification
|
Type |
API steel pipe |
|
Pipe size |
30 - 426mm |
|
Wall thickness |
3-80mm |
|
Length |
5-12m |
|
Material |
API 5L X 52 X70 X65 X56, |
|
Standard |
GB, DIN, ASTM, API (GB/T8162, GB/T8163, GB/T 3087, GB 5130, DIN 1626, DIN 1629/3, DIN 2391, DIN 17175, DIN 2448, |
|
Application |
petroleum, construction ,shipbuilding, smelting, aviation, power, foodstuff, papermaking, chemical, medical equipment, |
|
Package |
Steel strips bundled, Woven bag packed, Plastic caps on both ends, or as per customers' requirements. |
Technical data
Chemical Composition
| Grade | Chemical Composition | |||||||
| C | Si | Mn | P | S | V | Nb | Ti | |
| API 5L X70 | 0.17 | 0.45 | 1.75 | 0.020 | 0.010 | 0.10 | 0.05 | 0.06 |
| API 5L X70 PSL 1 Chemical Requirements | ||||||||
| Grade | Composition, % | |||||||
| C max | Mn max | P | S max | V max | Nb max | Ti max | ||
| min | max | |||||||
| B | 0.28 | 1.2 | – | 0.03 | 0.03 | c.d | c,d | d |
| X70 | 0.28 | 1.4 | – | 0.03 | 0.03 | f | f | f |
| API 5L X70Q PSL 2 Chemical Requirements | |||||||||
| Grade | Composition, % | ||||||||
| C | Si | Mn | P | S | V | Nb | Ti | Other | |
| X70Q | 0.18 | 0.45 | 1.8 | 0.025 | 0.015 | g | g | g | h,l |
API 5L GrB X70 PSL 1/2 Mechanical Properties
| Grade | Yield Strength Mpa | Tensile Strength Mpa | Raito | Elongation | ||
| min | max | min | max | max | min | |
| BN | 245 | 450 | 415 | 655 | 0.93 | f |
| BQ | ||||||
| X70Q | 485 | 635 | 570 | 760 | 0.93 | f |
Factory video
Shandong Mingding Supply Chain Management Service Co., Ltd. was established in 2013, focusing on the production, processing and trade of metal materials. We have a professional team to provide quality service, we sincerely welcome customers at home and abroad to visit our company for guidance and long-term cooperation.
Warehouse storage
The company has the most advanced production equipment and automatic control system, to ensure the most reliable product quality. In addition, we also have a professional international trade and logistics team. With quality products and excellent service, we have established a large number of long-term customers all over the world.

Packing and delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

Production Technology
Our main products include high quality carbon steel, stainless steel products,galvanized steel products, aluminum and copper. We can also provide cutting, punching, bending, polishing, shearing, wire drawing and other related service.
Honor
Application
Our company is set production processing and trade as one. The company has the most advanced production equipment and automatic control system, to ensure reliable product quality and sufficient supply capacity. Our main products are stainless steel, silicon steel, galvanized steel, carbon steel, aluminum products and other series. Applicable to engineering, coal mining, shipping, aviation, boiler, machinery, military and other fields. We sincerely welcome customers from all over the world to visit our company to discuss long-term cooperation.
Architectural field
Architectural field
Automotive field
Automotive field
Aviation field
Aviation field
Chemical industry field
Chemical industry field
FAQ
How do you package the product?
The inner layer is covered with waterproof paper, packed in iron and secured by fumigated wooden brackets. It can effectively protect products from corrosion in the process of sea sample transportation.
Are the products inspected before shipment?
Of course. All our products go through strict quality tests before they are packed. Those that fail will be destroyed.
Can I visit your factory?
Of course. We welcome customers from all over the world to visit our factory.
What certifications have your products passed?
We have ISO 9001, SGS, EWC and other certifications.
Can you provide samples?
Of course, we can send samples all over the world. Our samples are free of charge, but the customer needs to bear the Courier charge
What is the loading port?
Normally, we ship from Shanghai, Tianjin, Qingdao and Ningbo ports. You can choose other ports according to your needs.
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Message
info@mingdingsteel.com

+8615553113555