BS3059 PT. 1 Gr 430 Gr 440 Seamless Steel Tube

• Customization: Available
• Type: Seamless
• Technique: Cold Rolled
• Model NO.: pipe
• Surface Treatment: Black
• Usage: Pipeline Transport, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Od: 10-76mm
• Wt: 0.8-8mm
• Delivery Condition: +C (Bk), +Sr (Bks), +a (Gbk), +N (Nbk), Qt
• Surface: Oiled, Black Painted, Varnish,etc
• Standards: BS3059
• Materials: 10#, 20# 35# Gr360, Gr440
• Transport Package: in Bundle With Steel Strips Orcustomer′s Request
• Specification: BS3059
• Trademark: Kingmetal
• Origin: China
• HS Code: 730439
• Production Capacity: 200 Tons/Month

Product Description

Seamless Steel Tube BS3059
Application: Mainly used for Boiler industry
Standard: BS3059
Grade of Steel: 10#, 20# 35# Gr360, Gr440 Other grade is also negotiable
Size: OD: 10-76mm WT: 0.8-8mm
Length: Customized, Max 14m
Technique: Cold-drawn or Cold-rolled
Payment Terms: L/C, T/T or negotiation
SurfaceTreament: Acid-washing, annealing, passivation, heat-treatment, inunction, polished. In accordance with Customers Requirements
 

Comparison of International Standards
GERMANY	UK	USA	GENERAL
DIN 17175	BRITISH STA NDARD	ASTM	DESCRIPTION
		A160 Gr. A
	BS 3602 Pt.1 Gr 360	A179 Gr. A	Carbon Steel
St 35.8	BS 3059 Pt.2 Gr 360	A192 Gr. A	boiler tubes
		A53 Gr. A
	BS 3602 Pt.1 Gr 430	A106 Gr. B
St 45.8	BS 3059 Pt.1 Gr 440	A210 Gr. A1
	BS 3602 Pt.1 Gr 460	A106 Gr. C
17 Mn 4	BS 3059 Pt.1 Gr 440	A210 Gr. C
19 Mn 5
15 Mo 3	BS 3059 Pt.2 Gr 243		0.3% Mo
	BS 3604 Gr 620	A213 Gr. T11
13 CrMo 44	BS 3059 Pt.2 Gr 620	A355 Gr. P11	1% Cr 1/2 Mo
	BS 3604 Gr 622	A355 Gr. P11
10 CrMo 9 10	BS 3059 Pt.2 Gr 622	A335 Gr. P22	21/4% Cr 1 Mo
14 MoV 63
X20CrMoV12 1	BS 3059 Pt. 2 Gr. 762		12% Cr 1 Mo
This table is for approximate comparison purposes. Full specifications should be thoroughly checked before ordering materials.

Specifications:
Chemical Composition(%): 
 

Grade	C	Si	Mn	P	S	Cr	Mo	Ni	Other
360	≤0.17	0.10~0.35	0.40~0.8	≤0.035	≤0.035	-	-	-	-
440	0.12~0.18	0.10~0.35	0.90~1.2	≤0.035	≤0.035	-	-	-	-
243	0.12~0.2	0.10~0.35	0.40~0.8	≤0.035	≤0.035	-	0.25~0.35	-	Al≤0.012
620-460	0.10~0.15	0.10~0.35	0.40~0.7	≤0.030	≤0.030	0.70~1.10	0.45~0.65	-	Al≤0.02
622-490	0.08~0.15	≤0.50	0.40~0.7	≤0.030	≤0.030	2.00~2.50	0.90~1.2	-	Al≤0.02
629-470	≤0.15	0.25~1	0.3~0.6	≤0.030	≤0.030	8~10	0.9~1.1	-	Al≤0.02
629-590
762	0.17~0.23	≤0.50	≤1.00	≤0.030	≤0.030	10.00~12.5	0.80~1.2	0.30~0.8	V 0.25~0.35

Mechanical Properties:
 

Grade	Tensile Strength (MPa)	Yield Strength (Mpa Min)	Elongation (% Min)	Flatten Coefficient
360	360~500	235	24	0.1
440	440~580	245	21	0.07
243	480~630	275	22	0.07
620~460	460~610	180	22	0.07
622~490	490~640	275	20	0.07
629~470	470~620	185	20	0.07
629~590	590~740	400	18	0.07
762	720~870	470	15	0.08