Good Quality Precision Seamless Pipe +a/+N/+Sr/+LC/+C

• After-sales Service: Free
• Warranty: 3 Month
• Type: Seamless
• Technique: Cold Drawn
• Material: Carbon Steel
• Surface Treatment: Oiled
• Model NO.: OD 15-80mm wt 2-20
• Usage: Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose
• Section Shape: Round
• Certificate: IATF16949
• Surface: Polished
• Custom: Yes
• Standard: GB JIS ASTM
• Transport Package: Bundle
• Specification: OD15-80 wt2-20
• Trademark: bluesky pipe
• Origin: China
• HS Code: 7304319000
• Production Capacity: 50000 Ton/Year

Product Description

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.

Different kinds of delivery condition, surface of pipe can be bright, galvanized, phosphating, etc.