hydraulic seamless steel tubes

Tensile Strength: 490-630Mpa
Yield Strength: 355Mpa(min)
Elongation: 22% min
E355 N Phosphated Seamless Tube

1. Cold Drawn and Bright NBK
2. Black Phosphated
3. Caps covered at two ends

1.O.D:114MM-610MM
2.W.T:4MM-40MM
3.LENGTH:5M-12M
4.SURFACE:BLACK VARNISH OR ZINC COATING
5.STANDARD&MATERIAL:ASTM A106/A53 GR.B,API 5L GR.B

17mm High Precision Seamless Steel Tube DIN2391
1.NBK condition
2.used for automobile oil level gauge
3.size:17*1.2, 17*1.5mm

Standard: DIN2393/EN10305-2
Size(mm): O. D.: 6.0-88.0 W. T.: 1-20mm L: Max 12000mm

High accuracy(+/-0.05mm)
Excellent surface condition(Ra<=1.0um)
ASTM A519 seamless carbon 1010
NBK seamless steel tube

Low temperature alloy seamless pipe
-100℃ impact test
Length:5m- 5.8m, 6m- 12m, 5.8m, 6m,12m

1.Material:10#/20#,GB3087/GB5310,A106B.A53B,
2.OD:1/4"-14"
3.WT:SCH40-SCH160
4.API5L,API5CT

1. high precision(+/-0.05mm )
2. good surface(Ra<1.0um)
3. No crack after flaring and flattening
E355 NBK Seamless Steel Tube

1. High precision, Excellent brightness
2. No oxidization scale, High cleanness inner surface.
3. Total impurity max: 1.5mg/m.

Cold drawn precision seamless tubes for mechanical and general engineering applications
Available in various steel grades, according to EN 10305-1

GB9948-88 hollow section round seamless steel tube tube wholesale alibaba
1.OD:13.7-610MM
2.WT:2.34-30MM
3.CERTIFICATE:API;ISO

Applications range: for use in the petroleum, smelting, foodstuff, power, papermaking, chemical, medical equipment, aviation, boiler heat exchanger

Standard: DIN 2391
Size(mm): O. D.: 6.0-224.0 W. T.: 1-30 L: Max 12000
Good Quality with Bright Surface
Good Bending ability

DIN 1629 is a standard of structure tube
ST37 is a material for DIN 1629
Brand :QCCO
QCCO is the manufacturer of carbon seamless pipe

High accuracy(+/-0.05mm)
Excellent surface condition(Ra<=1.0um)
ASTM A519 seamless carbon 1010
NBK seamless steel tube

1.Material:10#/20#,GB3087/GB5310,A106B.A53B,
2.OD:1/4"-14"
3.WT:SCH40-SCH160
4.API5L,API5CT

All our products are carried out hardness tests, such as ultrasonic flaw detection before shipment. Therefore, there is no quality problem.

Standard: EN 10305-1/DIN 2391
Size(mm): O. D.: 6.0-168.0 W. T.: 1-30mm L: Max 12000mm

DIN precision tube is used as the tube to be phosphated
phosphated is realized with the imported chemical fluid to form a black film
Steel Tube

API 5L X42 PSL1 carbon seamless pipe is a common material in the line of steel pipe. we have exported to many coutries.

Square/Rectangular tube is applicable to frame for civil construction, furniture and etc..

DIN 2391 Seamless Steel Tubes
Size(mm): O. D.: 6.0-224.0 W. T.: 1-30 L: Max 12000

ASTM A333 Gr.6 low temperature alloy seamless pipe
Exported to Europe,South America,North America, India and so on

1. Color: bright black
2. high precision on OD&ID(+/-0.05mm)
3. at least 1 year no rust on the surface
Seamless Steel Tube

Standard: EN 10305-1 Seamless Steel pipe
Size(mm): O. D.: 6.0-224.0 W. T.: 1-15 L: Max 12000

ASTM A335 P11 is the standard and material for alloy seamless pipe .and this pipe will be inspected by third party,such as BV,SGS and Moody if EXW

High accuracy(+/-0.05mm)
Excellent surface condition(Ra<=1.0um)
ASTM A519 seamless carbon 1010
NBK seamless steel tube

For seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes.
O.D.: 6-168mm W.T.: 1-30mm, L:12000mm

Size Range:OD:1/2"-36"(21.3mm-914.4mm), wall Thickness:2mm-60mm
Good quality and short delivery time.