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ASTM A519 Seamless Steel Pipe For Mechanical Equipment
ASTM A519 covers several grades of carbon and alloy steel seamless mechanical tubing. According to customers’ requirements, the tubes of round, square, rectangular, and special sections can be supplied to customers.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of astm a519 seamless steel pipe for mechanical equipment in China, featured by quality products and low price. If you're going to wholesale durable astm a519 seamless steel pipe for mechanical equipment made in China, welcome to get pricelist and free sample from our factory.
ASTM A519 seamless steel pipe for mechanical equipment
ASTM A519 seamless steel pipe
It can be used for mechanical equipment.
ASTM A519 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
1. The shipment of ASTM A519 steel pipe
Packing: in bundles with steel strip, each bundle has 2 pcs of lifting belts, pipe both ends with plastic caps
Shipment: loaded into containers
Ends: plain cut or square cut

2. Chemical composition of ASTM A519 seamless steel pipe
Main elements composition:
chemical composition,% by mass | ||||
Grade | C | Mn | P (MAX) | S (MAX) |
MT 1010 | 0.05-0.15 | 0.30-0.60 | 0.04 | 0.05 |
MT 1015 | 0.10-0.20 | 0.30-0.60 | 0.04 | 0.05 |
MT X1015 | 0.10-0.20 | 0.60-0.90 | 0.04 | 0.05 |
MT 1020 | 0.15-0.25 | 0.30-0.60 | 0.04 | 0.05 |
MT X1020 | 0.15-0.25 | 0.37-1.00 | 0.04 | 0.05 |
3. Tolerance of Outer diameter ASTM A519 seamless steel pipe
Outer diameter range from 10mm to 273mm
seamless steel pipe | ||
for wall thicknesses, in mm, | OD tolerance | |
+ | - | |
up to 76.17 | 0.51 | 0.51 |
over 76.2 up to 114.27 | 0.64 | 0.64 |
over 114.30 up to 152.37 | 0.79 | 0.79 |
over 152.4 up to 190.47 | 0.94 | 0.94 |
over 190.5 up to 233.57 | 1.14 | 1.14 |
over 288.6up to 273.05 | 1.27 | 1.27 |
4. The mark of ASTM A519 seamless steel pipes
Seamless steel pipes' bodies are marked by computer stencil. Usually, the color of pipe's body is dark, so marking color shall be white.
Except for stencil marking, the paper mark can be made by our factory as per clients' requirement.
It shall be pasted or hanged on ends of pipes as shipping mark.
Please check the following picture.

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