seamless carbon and alloy boiler steel tubes from China manufacturer

Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)

Product Detail

Model No.: ASTM A210

Production Capacity: 3000tons

Delivery Date: 30-70days

Type: Seamless steel tubes

Application: Shell & Boilers

Means of Transport: Ocean

Packing: IN bundles /wooden boxes

Production method: Cold drawn

Grade: Carbon and Alloy Steel

Size range: O.D.:6-168mm W.T.:1-15mm L:max12000mm
Seamless Medium-Carbon Steel Boiler and Superheater Tubes
Applications: for Boilers

Standard: ASTM A210
Seamless Medium-Carbon Steel Boiler and Superheater Tubes
Applications: for Boilers,Superheaters,Steam linepipes of boilers
Size range: O.D.:6-168mm W.T.:1-15mm L:max12000mm Product name: Seamless Carbon and Alloy boiler steel tubes
Steel Grade and Chemical Compositions:
Grade	C	Mn	P	S	Si
A-1	≤0.27	≤0.93	≤0.035	≤0.035	≥0.10
C	≤0.35	0.29-1.06	≤0.035	≤0.035	≥0.10
Mechanical properties:
	Tensil Strength Mpa(ksi)	Yield Point Mpa(ksi)	Elongation
A-1	≥255(37)	≥415(60)	≥30%
C	≥275(40)	≥485(70)	≥30%
Tolerance for OD and WT(SA-450/SA-450M)
OD in(mm)	+	-	WT in(mm)	+	-
<1''(25.4)	0.10	0.10	≤1.1/2''(38.1)	20%	0
1''~1.1''(25.4~38.1)	0.15	0.15	>1.1/2''(38.2)	22%	0
>1.1/2''~<2''(38.1~50.8	0.20	0.20
2''~<2.1/2''(50.8~63.5)	0.25	0.25
2.1/2''~<3''(63.5~76.2)	0.30	0.30
3''~<4''(76.2~101.6)	0.38	0.38
4''~<7.1/2''(101.6~190.5)	0.38	0.64
>7.1/2~9''(190.5~228.6)	0.38	1.14

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