IATF16949 Compliant JIS G3441 Alloy Steel Tubes/Pipes for Mechanical Structures

• Customization: Available
• After-sales Service: Free
• Warranty: Free
• Model NO.: OD 15-75mm
• Type: Seamless
• Technique: Cold Rolled
• Material: Alloy Steel
• Surface Treatment: Oiled
• Usage: Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose
• Section Shape: Round
• IATF16949: Yes
• Od: 15-75mm
• Thinckness: 1-14mm
• Deform: Cold Drawn/Rolling
• Transport Package: Bund
• Trademark: bluesky pipe
• Origin: China
• HS Code: 7304319000
• Production Capacity: 50000 Ton/Year

Product Description

Product Description

 

Our cold rolled seamless pipe is a masterpiece of engineering, crafted with precision to offer unparalleled dimensional accuracy and a sleek surface finish. Designed for use in mechanical structures and hydraulic equipment, it stands as a testament to superior manufacturing, where cold rolling excels by delivering greater dimensional precision compared to hot rolling.
Key Advantages:
Experience rapid molding speeds and elevated output with no harm to the protective coating. Our pipes can be tailored into a myriad of cross-sectional shapes to perfectly suit diverse application needs. Witness the transformative power of cold rolling, where substantial plastic deformation in steel significantly enhances the yield point, boosting structural integrity and performance.

 

Embrace the revolution in steel manufacturing with our high-precision cold-rolled seamless steel pipes. Not only do they conserve steel, but they also enhance processing efficiency and contribute to energy savings. Defined by exacting standards for inner and outer diameter accuracy, surface smoothness, roundness, and straightness, these pipes significantly reduce machining time, improve material utilization, and elevate overall product quality.

Our remarkable product serves a multitude of applications, ranging from automotive parts and motorcycle components to essential hydraulic engineering machinery, showcasing its versatility and reliability across industries.

Detailed Photos

 

 

Product Parameters

    This standard is applicable to alloy steel pipes used in machinery, automobiles, and other mechanical parts.

Grade	C	Si	Mn	S	P	Cr	Mo
SCr420TK	0.18~0.23	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30
SCM415TK	0.13~0.18	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30
SCM418TK	0.16~0.21	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30
SCM420TK	0.18~0.23	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30
SCM430TK	0.28~0.33	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30
SCM435TK	0.33~0.38	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30
SCM440TK	0.38~0.43	0.15~0.35	0.60~0.85	≤0.030	≤0.030	0.90~1.20	0.15~0.30

Grade	Rel(Mpa)	Rm(Mpa)	A(%)
SCM415	≥295	≥440	≥22
SCM418	≥735	≥880	≥15
SCM420	≥685	≥885	≥12
SCM430	≥785	≥930	≥12
SCM435	≥835	≥985	≥12
SCM440	≥930	≥1080	≥12

Size tolerance
OD	Standard tolerance			Special tolerance
Outer Diameter	GB/T3639	DIN2391	EN10305	O D	thickness
4mm-20mm	±0.10 mm	±0.08 mm	±0.08 mm	±0.05mm	±0.05mm
20mm-30mm	±0.10 mm	±0.08 mm	±0.08 mm	±0.08 mm	±0.08 mm
31mm-40mm	±0.15 mm	±0.15 mm	±0.15 mm	±0.10 mm	±0.08 mm
41mm-60mm	±0.20 mm	±0.20 mm	±0.20 mm	±0.15 mm	±0.15 mm
61mm-80mm	±0.30 mm	±0.30 mm	±0.30 mm	±0.20 mm	±0.20 mm
81mm-120mm	±0.45 mm	±0.40 mm	±0.40 mm	±0.30 mm	±0.30 mm

Equivalent Material referance:
GB	TOCT	ASTM	BS	JIS	NF	DIN
10F		1010	040A10		XC10
10	10	10,101,012	045M10	S10C	XC10	C10,CK10
20	20	1020	050A20	S20C	XC18	C22,CK22
45	45	1045	080M46	S45C	XC45	C45,CK45
30CrMo	30XM	4130	1717COS110	SCM430	30CD4
42CrMo		4140	708A42	SCM440	42CD4	42CrMo4
35CrMo	35XM	4135	708A37	SCM435	35CD4	34CrMo4

Material	10#-45#, 16Mn, A53-A369, Cr-Mo alloy, Q195-Q345, ST35-ST52, 10#, 20#, 45#,  16Mn, A213, A315, 30CrMo, Q195, Q215, Q235, Q345, ST35, St37, St45, St52
Surface	Black/ Bright
Standard	DIN, GB, JIS, DIN 17175, DIN 2391, GB 5310-1995, GB/T 13793-1992, GB/T 3094- 2000, GB/T 8163-1999, JIS G3101
Size	OD 15mm-70mm
	Thickness 1-12mm
Processing	Cold rolled/ Cold drawn
	1. BK (+C)  No heat treatment after last cold forming process.
	2. BKW (+LC) After last heat treatment there is a light finishing pass ( cold drawing)
	3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed.
	4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled  atmosphere.
	5. NBK (+N) After the final cold forming process the tubes are annealed above the  upper transformation point in a controlled atmosphere.
Packing	Woven bag/ Wooden or crate carton/ Bundle Packing/ Plain end or vanished as per  customer's request.
Delivery time	Normally 20-30 working days

Certifications

 

FAQ

 

Q: Are you trading company or manufacturer?
A: We are professional manufacturer for steel pipes,and our company also is a very professional and technical foreign trade company for steel products. We have more export experience with competitive price and best after-sales service. Apart from this,we can provide a wide range of steel products to meet the requirement of customer.

Q:Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time no matter if the price change lot or not. Honesty is our company's tenet.

Q: Do you provide samples ? is it free or extra?
A: The sample could can provide for customer with free,but the freight will be covered by customer account. The sample freight will be returned to customer account after we cooperate.

Q: How can I get your quotation as soon as possible?
A: The email and fax will be checked within 24 hours,meanwhile,Wechat and WhatsApp will be online in 24 hours. Please send us your requirement and order information,specification(Steel grade,size,quantity,destination port),we will work out a best price soon.

Q: Do you have any certifications?
A: Yes,that's what we guarantee to our clients. we have IS09000,IATF16949 certinicate,ISO 14001 certificates etc.Our products are of high quality and we have professional engineers and development team.

Q: What is your terms of payment?
A:Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipmenit or paid against copy of B/L within 5 working days. 100% Irrevocable L/C at sight is favorable payment term as well.

Q: Do you accept the third party inspection?
A: Yes absolutely we accept.