CONTACT US FOR MORE DETAILS
LADHANI METAL CORPORATION, MUMBAI, INDIA
ST52 / S355JR Rolled Steel Tube , Automobile High Precision Cold Rolled Pipe, Manufacturer, Supplier, Exporter.
Product Details:
| Brand Name: | LMC |
|---|
Payment & Shipping Terms:
| Minimum Order Quantity: | MOQ: 2-3 ton |
|---|---|
| Price: | USD 700- 2000/ton |
| Packaging Details: | Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips. |
| Delivery Time: | Within 15-35 days |
| Payment Terms: | L/C, T/T, D/A, D/P |
| Supply Ability: | 3000 ton/month |
| Usage: | Automobile | Production Technique: | Hot Rolled/cold Rolled |
|---|---|---|---|
| Quality Standard: | DIN 2391, EN10305 | Surface: | Black, Bright, Smooth |
| Delivery Condition: | BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C) | Product Name: | Alloy Steel Tube ST52/S355JR |
| High Light: | Cold Rolled Tubing,Rolled Steel Pipe | ||
|---|---|---|---|
ST52/S355JR high precision cold rolled steel tube for automobile, OD: 10-150mm; WT: 2-25mm
Overview
Cold drawn seamless has closer dimensional tolerances, better surface finish and higher mechanical properties than corresponding grades of hot finished seamless.
Application
High Precision Cold Rolled Seamless Steel Tube is used in automotive industry, and in the occasion where the high accuracy, brightness, cleanness of the tube are required.
Quality Standards
DIN 2391 Seamless Precison Steel Tubes
BS6323 Specification for Seamless and Welded Steel Tubes for Automobile, Mechanical and General Engineering Purposes
ASTM A519 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
Steel Grades
DIN Standard: St35, St52
BS Standard: CFS 4, CFS 5, CFS 10
ASTM Standard: 1020, 1045, 4130
Size Range
Outer Diameter: 10-150 mm
Wall Thickness: 2-25 mm
Length Random Length, Fixed Length, etc.
Dimension Tolerance
| I.D tolerance (mm) | O.D tolerance (mm) | I.D Roughness (µm) | Straightness (mm/meter) |
| H7-H9 | -/+0.5% | 0.10-0.80 | 0.2-0.80 |
Chemical Composition(%)
| Grade | C | Si | Mn | P | S | Cr | Mo |
| ST35 | 0.17 max | 0.35 max | 0.40 max | 0.025 max | 0.025 max | / | / |
| ST42 | 0.21 max | 0.35 max | 0.40 max | 0.025 max | 0.025 max | / | / |
| ST52 (DIN1.0580) | 0.22 max | 0.55 max | 1.60 max | 0.025 max | 0.025 max | / | / |
Delivery Conditions
+C (BK) Hard. No final treatment after final cold rolling.
+LC (BKW) Soft. Final heat treatment is followed by a suitable drawing pass (limited reduction of area).
+SR (BKS) Stress Relieved. After final cold rolling, the tubes are stress relieved in a controlled atmosphere.
+A (GBK) Annealed. After final cold rolling, the tubes are annealed in a controlled atmosphere.
+N (NBK) Normalized. After final cold rolling, the tubes are normalized in a controlled atmosphere.
Mechanical Properties( T=20°C if not differently stated )
| Grades | Delivery Conditions | Tensile Strength Rm (Mpa) | Yield Strength R2 (Mpa) | Elongation in the longitudinal direction Al (%) |
| St 52 | +C (BK) | 640 min | / | 4 min |
| St 52 | +LC (BKW) | 580 min | / | 7 min |
| St 52 | +SR (BKS) | 580 min | 420 min | 10 min |
| St 52 | +A (GBK) | 490 min | / | 22 min |
| St 52 | +N (NBK) | 490-630 | 355 min | 22 min |
Our Services
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.

What we can offer?
-We offer a wide range of steel products in a wide variety of dimensions and executions, according to the common international specifications or customize.
-Machining and heat treatment are available.
-Also, we advise you in choosing the right materials.
Quality Assurance
Below inspection will be done in the production.
(1) ray detection---RT;
(2) ultrasonic testing---UT;
(3) Magnetic Particle Testing-MT;
(4) penetration testing-PT;
(5) eddy current flaw detection-ET

Package
In standard export packing and seaworthy material with hexagon shape bundle, covered with tarpaulin, in containers or in bulk, or upon request

Payment & Delivery
1. Both T/T and L/C will be acceptable
2. Trade Terms: FOB, CIF, CFR
3. The delivery will be in 10-15 days if have stock; For customized items, the delivery will be negotiated by both parties
4. Shipping by sea freight from Shanghai Port (PRC) for Bulk orders, by airfreight or express for samples
Company Information
Ladhani Metal Corporation.
We are committed to integrate engineering steel resources in India and serve the global engineering steel market. Our company has more than 32 years of experience in steel researching, production, managing and sales.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in India.
What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!
FOR MORE DETAIL CONTACT US AT:-
LADHANI METAL CORPORATION, MUMABAI, INDIA,
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