BS6323 CEW1 57.15X2 Seaamless steel tubes material

Price Negotiable

Price: negotiation

MOQ: 5tons

Delivery Time: 5-8 week days

Brand: Torich

Product Description

BS6323 CEW1 57.15X2 Seaamless steel tubes material

BS6323 This standard is published in eight separate parts as follows:

--Part 1: General requirements

--Part 2: Specific requirements for hot finished welded steel tubes:

--Part3:Specific requirements for hot finished seamless steel tubes

--Part4:Specific requirements for cold finished seamless steel tubes

--Part 5:Specific requirements for electric resistance welded(Including induction welded)steel tubes

--Part6:Specific requirements for cold finished electric resistance welded(Including induction welded)steel tubes

--Part7:Specific requirements for submerged arc welded steel tubes

--Part8:Specific requirements for longitudinally welded stainless steel tubes.

Delivery condition:

a) Cold finished/hard (cold finished as drawn):BK

b) Cold finished/soft(lightly cold worked):BKW

c) Annealed:GBK

d) Annealed(Including de-scaling):GZF

e) Normalized:NBK

f) Normalized(Including de-scaling):NZF

It is permissible for tubes supplied in the GBK and NBK conditions to be discoloured,but they shall be free from loose scale.

GBK condition are required bright annealed

Chemical composition and mechanical properties

Designation	Chemical composition(ladle analysis)					Mechanical properties
Designation	C max	Si max	Mn max	P max	S max	BK (cold finished/hard)Mpa			BKW (Cold finished/soft)Mpa			GBK and GZF (Annealed)Mpa			NBK and NZF (Normalized)Mpa
CEW 1	0.13		0.6	0.05	0.05	320	400	6	245	350	10	150	270	27	155	280	25
CEW 2	0.16		0.7	0.05	0.05	355	420	6	260	370	10	160	300	27	15	320	25
CEW 3	0.2	0.35	0.9	0.05	0.05	360	450	6	280	400	9	170	340	26	215	360	24
CEW 4	0.25	0.35	1.2	0.05	0.05	415	520	5	315	450	8	200	400	24	235	420	22
CEW 5	0.23	0.5	1.5	0.05	0.05	480	600	4	385	550	6				340	490	20