Product Details

Medium and low pressure boiler pipe/steel pipe/seamless pipe

Our company, Changsha Jetsun Development Co., Ltd, is a professional seamless steel pipe manufacturer. Our products are in accordance with CNS, ASTM, ASME, DIN, EU Standard.

We have various kinds and sizes of hot-rolled and cold-drawn seamless steel tubes & pipes with O.D below 720mm.

Authentication certificate

1. Environmental Management System Certificate

2. Quality Systerm Certificate

3. API

4. ISO

5. Other certificates

Medium and low pressure boiler pipe/steel pipe/seamless pipe

Description	Size		Typical Steel Grade	Standards	Typical Applications
	OD(mm)	WT(mm)
Medium and low pressure boiler tube and pipe	14~720	2.0~120	10	GB 3087	Wall tube, header, steam pipe formedium and low pressure boiler tube and pipe
			20

Mechanical Property
Code	Tensile strength (Mpa)	Lower Yield strength		Elongation(%)
		W.T. (mm)
		≤16	>16
		Not less than		Not less than
10	335~475	205	195	24
20	410~550	245	235	20

Dimensional Deviation
Types	Size mm			Allowable deviation
Hot-rolled pipe	O.D.			±1.0%D or ±0.50
	W.T.	≤102	-	+12.5%S or ±0.40
		>102	S/D≤0.05	±15%S or ±0.40
			0.05<S/D≤0.10	±12.5%S or ±0.40
			S/D>0.10	-10%~+12.5%S
	O.D.			±1.0%D or ±0.50
Cold-drawn pipe	W.T.	S≤3		-10~+15%S or ±0.15
		S>3		-10~+12.5%S