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ASTM a53 b cold drawn Bks carbon steel smls tube

FOB Price

USD $900 - $1,300 / Metric Ton

20 Metric Tons(Min.Order)

Supply Ability 500 Metric Ton / Metric Tons per Month
Port Qingdao
Payment Terms:T/T Credit Card

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Product Details

Place of Origin:	Shandong, China	Thickness:	5, 25
Application:	Hydraulic Pipe	Technique:	Cold Drawn
Alloy Or Not:	Non-alloy
Secondary Or Not:	Non-secondary	Section Shape:	Round

Product Description

Commodity name:ASTM a53 b cold drawn Bks carbon steel smls tube

Company Information

Yantai Xinpeng Steel Pipe Co,.Ltd. is one of the best suppliers of the precision tube and hydraulic cylinder tube in North of China. Since 2002 Cold drawn machine set importing, Xinpeng become a big precision steel pipe manufacture with 500Mt month productivity in the next 12 years.

Products widely used in the hydraulic cylinder of the heavy machinery, Cranes, excavator, forklifts and the Petrol industry.

Hydraulic Cylinder Tube------Main products of Xinpeng,

Used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. Material is various, mainly STKM-13CT ST52 CK45 and 1020. We can work and get the mechanical property of the clients need and extended the life of the hydraulic cylinder.

SRB tube ----- used in Elevatorbuffer and Hydraulic Cylinder .This kind tube have a better roughness inner the tube, ra0.2-0.4um and can use directly in the hydraulic cylinder tube. Range: ID 50-250mm and Length can work at most 6M.
Cold finished tube---- Widely Used. Processing range 30-300mm, biggest length is 11M.

Xinpeng Have passed ISo9001 verified from 2008; each tube of ours is strictly in quality control that can assure the product quality of Xinpeng.

Product Description

Technique Parameter

Material	(OD)(mm)	(ID) (mm)	(Tolerance)
Material	(OD)(mm)	(ID) (mm)	OD(mm)	ID(mm)	W.T(mm)	Ovality	Curvature
20# 45# Q345D 25Mn 42CrMo 27SiMn St35 St45 St52 St52.4 STKM13CT A519 …	40-74	30-65	±0.01	-0.3,-0.5	≤0.5	≤0.1	0.3
	74-98	65-85	±0.01	-0.4,-0.6	≤0.5	≤0.15	0.3
	100-116	85-100	±0.02	-0.4,-0.6	≤0.6	≤0.15	0.3
	124-134	110-115	±0.02	-0.6-0.8	≤0.6	≤0.20	0.3
	140-158	120-135	±0.02	-0.7,-0.9	≤0.8	≤0.20	0.3
	165-176	140-150	±0.02	-0.7,-0.9	≤0.8	≤0.20	0.3
	188-203	160-180	±0.02	-0.7,-0.9	≤0.8	≤0.20	0.3

For Honed /SRB tube standard Tolerance

ID size	ID deviation (mm)
ID size	H7	H8	H9	H10
30	+0.021 0	+0.033 0	+0.052 0	+0.084 0
>30~50	+0.025 0	+0.039 0	+0.062 0	+0.100 0
>50~80	+0.030 0	+0.046 0	+0.074 0	+0.120 0
>80~120	+0.035 0	+0.054 0	+0.087 0	+0.140 0
>120~180	+0.040 0	+0.063 0	+0.100 0	+0.160 0
>180~250	+0.046 0	+0.072 0	+0.115 0	+0.185 0
>250~315	+0.052 0	+0.081 0	+0.130 0	+0.210 0
>315~400	+0.0527 0	+0.089 0	+0.140 0	+0.230 0

Material Range of Yantai Xinpeng

Steel Grade
DIN	1629	ST 37 / 44 / 52
	1630	ST 37.4 / 44.4 / 52.4
	2391-2	ST 35 / 45 / 52
EN	17204	C22 – Ck 22 – Cm22 – C35 – Ck 35 – Cm 35 C45 - Ck 45 – Cm 45 – 34 CrMo4
	17210	C15 – Ck 15 – Cm 15 – 16MnCr5
	10305-1	E215/235/355/255
GB	3639	10#, 20#, 16Mn, 45#
ASTM	A 519	1010 1020 1035
	A179-A450	A450
	A822-A450	A450
BS	BS 6323	CFS3 CFS4 CFS5 CFS6 CFS7
NFA	49310	TU 37 b TU 52 XC

Delivery conditions:

Precision tubes are delivered in following conditions

BK (+C) Cold finished/hard (cold finished as drawn).
No heat treatment after last cold forming process.
BKW (+LC) Cold finished/soft
After last heat treatment there is a light finishing pass (cold drawing).
BKS (+SR) Cold finished/stress relieve annealed.
After the final cold forming process the tubes are stress relieve annealed.
GBK (+A) Annealed.
After the final cold forming process the tubes are annealed in a controlled atmosphere.
NBK (+N) Normalized.
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere.

Tests: 100% eddy current test, chemical and mechanical inspection, size checking and others

Our Certificate

Xinpeng have passed ISO9001:2015 verified.

Better quality System control best quality .

We have our own Labroarty on the mechanical test and UT testing!

Qualiry Team 15 persons , Target of us is 3000PPM!

Our process :;

Pretreatment : Acid cleaning- Parkerizing

Cold drawn/Cold rolled

Annealing furnace—— Stress-relieving (+SR)

Straightening Machine and Lathe

Straightness Inspecting

CNC Cutting Machine ( cutting for sample testing)

Surface Polishing

CNC Skiving Roller Burnishing Machine——honing

Testing ( 100% Ut testing , Mechanical testing)

Packaging & Shipping

Packaging Detail:	1. Oiled Inside 2. Pipe Caps 3. Bundle Packing 4. Knit Bags 5. Wooden Case
Delivery Detail:	The general delivery is 30~50 days according to your quantity.

Application:

widely used in hydraulic system with precision steel tube, injection molding machine with precision steel tube, hydraulic press with precision steel tube, shipbuilding with steel tube, EVA foaming, hydraulic machinery, hydraulic cutting machine, shoe making machinery, hydraulic equipment, high pressure tubing, hydraulic tubing, card sets of joints, pipe joints, rubber machinery, forging machinery, casting machinery, engineering machiner...

Our Services

About our service:

1. Cargo track service during transporting and feedback service after cargo is loaded on board

2. Flexible terms of payment

3. Big discount for repeat customers

4. Smooth delivering procedure

5. Payment Terms: T/T, L/C And so on.

FAQ

Payment: 30% deposit,balance before shipment or against copy of B/L or L/C at sight.

MOQ: 5 tons for each size.

Warranty: 1 year after receipt of tubes.

Finished products

Cold rolled Cylinder tubing
St52 Cylinder Tubing
St52 seamless steel tubing
st52 cold rolled tube
st52 cold rolling tube
st52 honed tube
st52 honing tube
st52 honging steel pipe
st52 honing piping
st52 honed pipe
st52 honed steel pipe

Any need or request , please feel free to contact us!

Contact Us

Xinpeng Steel Pipe Co., Ltd.

Product Categories

API5CT API5L steel pipe	Cold Drawn Welded Tube/pipe (DOM)	Cold Rolled/Drawn Tube	Honed /SRB Tube for Cylinder
HOT DIP GALVANIZED STEEL PIPE	HOT SALE	Piston Rod	PRE GALVANIZED STEEL PIPE
ROUND/CIRCULAR WELDED STEEL PIPE	Seamless Steel PIpe	SPIRAL STEEL PIPE	SQUARE & RECTANGULAR STEEL PIPE
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ASTM a53 b cold drawn Bks carbon steel smls tube

Product Details

Product Description

CNC Skiving Roller Burnishing Machine——honing

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