Seamless Boiler Tube

Classification :

Boiler Tube

Pipe Type: Boiler Seamless Tube, Seamless Boiler Tube, Boiler Pipe
Application: For High-pressure Fluids Transmission (boiler, heat exchanger, condenser)
Specification: OD: 0.84'' ~ 28'' (21.3 ~ 711mm)
WT: 0.091'' ~ 1.575'' (2.3 ~ 40mm)
LENGTH: Fixed Length (5.8/6/11.8/12 mtr), SRL, DRL
Standard: ASTM A179, ASTM A192, ASTM A210
Ends: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends
Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating
Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped

Specification of Boiler Tube

SPECIFICATION OF BOILER TUBES
OD*WT	OD*WT	OD*WT	OD*WT	OD*WT	OD*WT	OD*WT	OD*WT
14*3	38*5,5	89*5	133*18	34*5	76*6	133*7	219*7
14*3,5	42*3	89*5,5	159*6	34*6,5	76*7	133*8	219*8
14*4	42*3,5	89*6	159*6,5	38*3	76*8	133*10	219*9
16*3	42*4	89*7	159*7	38*3,5	76*9	133*12	219*10
18*2	42*5	89*7,5	159*8	38*4	76*10	133*13	219*12
18*3	42*6	89*8	159*9,5	38*4,5	89*4	133*14	219*13
18*4	42*8	89*9	159*10	38*5	89*4,5	133*16	219*14
18*5	45*3	89*10	159*12	219*16	273*36	356*28	426*12
19*2	45*4	89*11	159*14	219*18	273*40	356*36	426*13
21*4	45*5	89*12	159*16	219*20	273*42	377*9	426*14
22*2,5	45*6	108*4,5	159*18	219*22	273*45	377*10	426*17
22*3	45*7	108*5	159*20	219*24	298,5*36	377*12	426*20
22*4	48*4	108*6	159*28	219*25	325*8	377*14	426*22
22*5	48*4,5	108*7	168*6	219*26	325*9	377*15	426*30
25*2,5	48*5	108*8	168*7	219*28	325*10	377*16	426*36
25*3	48*6	108*9	168*8	219*30	325*11	377*18	426*40
25*4	48*7	108*10	168*9,5	219*32	325*12	377*20	426*50
25*5	48,3*12,5	108*12	168*10	219*35	325*13	377*22	457*9,5
25*5,5	51*3	108*14	168*11	219*38	325*14	377*25	457*14
27*3,5	51*3,5	108*15	168*12	273*7	325*15	377*32	457*16
27*4	51*4	108*16	168*14	273*8	325*16	377*36	457*19
27*5	51*5	108*20	168*15	273*9	325*17	377*40	457*24
27*5,5	51*6	114*5	168*16	273*9,5	325*18	377*45	457*65
28*2,5	57*4	114*6	168*18	273*10	325*20	377*50	508*13
28*3	57*5	114*7	168*20	273*11	325*22	406*9,5	508*16
28*3,5	57*5,5	114*8	168*22	273*12	325*23	406*11	508*20
28*4	57*6	114*8,5	168*25	273*13	325*25	406*13	508*22
30*2,5	60*4	114*9	168*28	273*15	325*28	406*17	558,8*14
32*2,5	60*4	114*10	180*10	273*16	325*30	406*22	530*13
32*3	60*5	114*11	194*10	273*18	325*32	406*32	530*20
32*3,5	60*6	114*12	194*12	273*20	325*36	406*36	570*12,5
32*4	60*7	114*13	194*14	273*22	325*40	406*40	610*13
32*4,5	60*8	114*14	194*16	273*25	325*45	406*55	610*18
32*5	60*9	114*16	194*18	273*28	356*9,5	406,4*50	610*78
34*3	60*10	114*18	194*20	273*30	356*12	406,4*55	624*14,2
34*4	76*4,5	133*5	194*26	273*32	356*15	406*60	824*16,5
34*4,5	76*5	133*6	219*6,5	273*35	356*19

Technical data

Tolerance

Standard	Out Diameter	Tolerance
GB3087	≤180	±1.0%(min: ±0.5mm)
GB5310	≤50	±0.5mm
GB5310	>50	±1.0%

Standard	Wall Thickness(mm)	Tolerance
GB3087	3-20	+15%,12.5%
GB3087	>20	±12.5%
GB5310	<3.5	+15%,-10%
	3.5-20	+15%,-10%
	>20	±10%

Chemical Composition & Mechanical Properties

Standard	Grade	Chemical composition(%)					Mechanical properties
Standard	Grade	C	Si	Mn	P	S	Tensile Strength(Mpa)	Yield Strength(Mpa)	Elongation(%)
DIN17175	St35.8	≤0.17	0.10-0.35	0.40-0.80	≤0.030	≤0.030	360-480	≥235	≥25
DIN17175	St45.8	≤0.21	0.10-0.35	0.40-1.20	≤0.030	≤0.030	410-530	≥255	≥21

PACKING AND DELIVERY

Packing and delivery

The company has been committed to the steel industry for many years, accumulated rich experience and technology, and has a professional team and advanced production equipment. The company mainly produces various steel products, including steel plates, steel pipes, steel coils, steel sections, galvanized color coating, etc., which are widely used in construction, machinery manufacturing, transportation and other fields.

Product Video

FACTORY APPEARANCE

The company has been committed to the steel industry for many years, accumulating rich experience and technology, and has a professional team and advanced production equipment. The company mainly produces various types of steel products, including steel plates, steel pipes, steel coils, steel profiles, galvanized color coatings, etc., which are widely used in construction, machinery manufacturing, transportation and other fields.

APPLICATION AREAS

Shandong Yiyi Iron and Steel Company always adheres to the business philosophy of "quality first, customer first", focusing on product quality and customer service. The company strictly controls every aspect of the production process to ensure stable and reliable product quality.

PRODUCT TESTING

The company has established long-term cooperative relationships with many well-known domestic and foreign enterprises, and its products are exported to both domestic and foreign markets, winning unanimous praise from customers.

CUSTOMER VISIT

The company will adhere to the principles of honest management and win-win cooperation, and work together with customers to create a better future.

Seamless Pipe