St52 Seamless Precision Steel Tube

St52 Seamless Precision Steel Tube

Part I: Merchandise INTRODUCTION
1. Description: 
Precision tube is a sort of  steel tube  with tight tolerance or excellent floor top quality via chilly drawing or cold rolling. This sort of tubes are commonly used in machinery parts, automotive elements,oil&gas pipeline pigging,and many others

2. Commodity: ST52 seamless precision steel tube

three. CZPT specification: ASTM A519, DIN 2391-2, EN 10305-one, EN 10305-4, CZPT specification.

4. Accessible steel grade: Numerous carbon metal and alloy metal grades including but not constrained to the subsequent:

ASTM A519: SAE1571,SAE1571,SAE1026,SAE1045,SAE1518,SAE1524,SAE1541, SAE4130,SAE4140,SAE4145,SAE4340,SAE8620
DIN 2391-two: ST35,ST45,ST52
EN 10305-one: E195,E235,E355,C35E,C45E,25CrMo4,34CrMo4,42CrMo4,
EN 10305-4: E215,E235,E355
GB/T 3639: ten#,twenty#,45#,16Mn,Q345B,Q345C,Q345D,Q345E,25Mn,27SiMn,

5. Measurement selection:

OD: upto 356mm
ID: upto 340mm
W.T: not constrained

6. Manufacture technique: Cold rolled, Cold drawn, CZPT cold drawn

seven. Shipping and delivery Situation:

BK BKW BKS GBK NBK Q+T
+C +LC +SR +A +N
Chilly rolled Chilly drawn Pressure relieved Annealed Normalized Quenched+Tempered

eight. Conclude complete: basic finishes with sq. cuts,bevelled finishes.

nine. CZPT export packing: in bundles tied with steel strips. Inside and external oil coating. External packing by PVC baggage and knit bags.

10. CZPTized packing or marking are CZPT on ask for.

Chilly ROLLED SEAMLESS TUBE:

Cold DRAWN SEAMLESS TUBE:

HYDRAULIC Cold DRAWN SEAMLESS TUBE: 

 

Part II: Usually Questioned Inquiries
one. MOQ: 
CZPTly Min Purchase Quantity can be two-three tons/dimension for tubes with OD underneath 250mm, and 10 tons/dimensions for tubes with OD above 250mm. Sometimes, it is dependent on steel quality you want. If you require special quality like E410, E470 or alloy steel tube, MOQ should be 10 tons/dimensions at the very least. 
2. Supply Time: CZPTly, our supply time for honed tubes is all around 40-sixty times dependent on the measurements and quantities. It will take us 15-thirty days to get raw substance. For illustration, if you need 3 tons of modest size honed tubes 50mm*40mm with roughness of Ra0.25um max, it will consider us at the very least 30 days to hone this measurement. 
three. Warranty&Assure: Warranty&guarantee time period is 6 months because we supply the tubes, and we are not responsible for top quality difficulty triggered by mistaken unloading or storage soon after shipment. We welcome customer’s inspection prior to shipment. 
four. Payment Method: We accept payment technique like T/T, L/C, or D/P, but it relies upon on our investigation about customers. We have a solution to assess the credit score of customers from all over the globe, and time and quantity of D/P we can launch is decided by the analysis. 
5. Top quality Management: ninety% of the tubes are created from scorching rolled seamless pipes. So, good quality of raw content decided good quality of completed tubes. We purchase raw materials from steady suppliers who are top metal mills, and we examine the uncooked materials as for every the specs. Throughout our generation method, there is inspection and high quality manage in every single stage.

Portion III: Company INTRODUCTION
We are a manufacturer of chilly drawn, cold rolled, and hydraulic cold drawn steel tubes with OD upto 356mm because 2002. Masking an region of about 32000M2, we have 12 standard workshops with  2 hydraulic cold drawing benches, four chain cold drawing benches, and two ERW mills. Our services covers all the generation techniques from pickling, chilly drawing,heat managing,observed chopping, straightening,inspection,packing to more machining &turning, chilly drawing die fabrication, and tools repairation&upkeep.

Manufacturing unit Look:

Uncooked Substance Inventory:

HYDRAULIC Cold DRAWING:

STRAIGHTENING:

Saw Chopping:

Warmth Treating FURNACE:

LATHES:

HONING:

SKIVING&ROLLER BURNISHING:

 

St52 Seamless Precision Steel Tube

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