ASTM A519 Seamless Alloy Steel Tube

standard:ASTM

Surface :1. Galvanized 2. Black and Color Painting

introduction

ASTM A519 seamless carbon and alloy steel mechanical pipes include ASTM A519 1026 4130 4140 seamless alloy steel pipes.
Length: Pipe lengths are provided according to standard requirements. Any lengths different from standard lengths are subject to negotiation.
This ASTM A519 specification covers various grades of carbon and alloy steel mechanical tubing, whether hot or cold worked.
ASTM A519 pipes are mainly used in mechanical engineering, machinery and pressure purposes and can also be used to transport steam, water, gas, etc.
Alloy grade: ASTM A519 4130,4135,4145/4145H, 4330V, 4340
HR: O.D: 51-508mm; W.T: 7∼60mm; L: max 16000mm
CD: O.D: 501-273mm; W.T: 2∼10mm; L: max 16000mm

Data table

Steel grade and Chemical composition (%) of ASTM A519 Low Alloy Pipe :

Grade	C	Mn	P≤	S≤	Si	Cr	Mo
1008	≤0.10	0.30-0.50	0.04	0.05	-	-	-
1010	0.08-0.13	0.30-0.60	0.04	0.05	-	-	-
1018	0.15-0.20	0.60-0.90	0.04	0.05	-	-	-
1020	0.18-0.23	0.30-0.60	0.04	0.05	-	-	-
1025	0.22-0.28	0.30-0.60	0.04	0.05	-	-	-
1026	0.22-0.28	0.60-0.90	0.04	0.05	-	-	-
4130	0.28-0.33	0.40-0.60	0.04	0.05	0.15-0.35	0.80-1.10	0.15-0.25
4140	0.38-0.43	0.75-1.00	0.04	0.05	0.15-0.35	0.80-1.10	0.15-0.25

Mechanical Properties of ASTM A519 alloy structural steel pipe :

Grade	Condition	MPa Tenslle Point	Yield Point	Elongation
1020	CW	≥414	≥483	≥5%
	SR	≥345	≥448	≥10%
	A	≥193	≥331	≥30%
	N	≥234	≥379	≥22%
1025	CW	≥448	≥517	≥5%
	SR	≥379	≥483	≥8%
	A	≥207	≥365	≥25%
	N	≥248	≥379	≥22%
4130	SR	≥586	≥724	≥10%
	A	≥379	≥517	≥30%
	N	≥414	≥621	≥20%
4140	SR	≥689	≥855	≥10%
	A	≥414	≥552	≥25%
	N	≥621	≥855	≥20%

company advantage

GNEE company exports to 32 countries and regions around the world, and has more than 200 production employees in the factory. There are more than 200 foreign trade export teams, 11 purchasing personnel, and 20 professional after-sales service teams. Annual export volume is US$500 million. In the next step, the company will continue to expand overseas markets.

FAQ

Q. Why Choose Us?
1. Large scale factory, our production capacity is veryhighcan meet your urgent and large order.
2. The quality of our products is very high, and our group has been doing it for more than 15 years. Good market and feedback from domestic and overseas markets.
Q. How do you guarantee the quality of your products?
A. Each product is produced by certified workshops and inspected piece by piece in accordance with national QA/QC standards, we can also issue quality assurance certificates to our customers.
Q. Can you arrange transportation for us?
A. Yes, we have appointed sea and rail freight forwarders, we can serve our customers with the best price, the best shipment schedule and the best freight rate. We can offer the best price, the fastest shipping schedule and the most professional service professional service.