Small Size Cold Rolled /Cold Drawn Stainless Steel Precision Tube, Ba Tube

• Temperature Classification: Medium Temperature Piping
• MPa Classfication: Medium Pressure Piping
• Material: Stainless Steel
• Standard: ASTM, GB, DIN, JIS
• Diameter: 6mm,8mm,10mm,12mm
• Medium: Liquid, Gas
• Model NO.: KM-Stainless Steel Precision tube
• Cross-Section Shape: Round
• Connection Type: Seamless
• High Precision Tube: Stainless Steel Precision Tube
• Stainless Steel Tube: Precision Seamless Steel Tube
• Cold Drawn Tube: Precision Tube
• Transport Package: Seaworthy Packing Standard
• Specification: 6mm-76mm
• Trademark: Kingmertal
• Origin: China
• HS Code: 73044190
• Production Capacity: 500, 000 Tons/Year

Product Description

1. Precision tube
2. High precision tube
3. Seamless steel pipes
4. Standard: DIN2391, en10305, ASTM a519,
5. Usage: Widely used in hydraulic cylinder, motorcycle's accessories, motor sheel etc.

Precision tubes are finished up by special cold drawing.
Precision tubes corresponds to the usage in which a high surface quality and excellent
Dimensional accuracy.

1- Outside Diameter: 8 to 53mm
2- Thickness: 2 to 4mm
3- Grades: 304, 304L, 316, 316L, 321, 310S...
4- Applications:
A) Precision machine equipment
B) Medical treatment
C) Semiconductor
D) Food
E) Cylinder
F) Biochemical industry
G) Nuclear power
H) Sensor
I) Thermocouple
J) Instrumentation Tubing
K) Aviation


1 we manufacture precision tube
2 Main market: India, Europe

3 ISO certificated


1. MATERIAL SPECIFICATION AND REF. DOCUMENT
ST52, BK+S, DIN2391 OR Equivalent
2. CHEMICAL COMPOSITION (%)
C (Max) Mn(Max) Si(Max) S(Max) P(Max)
0.22 1.6 0.5 0.035 0.035
3. MECHANICAL PROPERTIES
Elongation(Min) Y. S (Min. ) UTS (Min. )
≥ 15 470 N/MM2 580 N/MM2
4. SUPPLY CONDITION
Cold drawn seamless steel tube, stress relieved and honed or skived roller burnished
5. SURFACE ROUGHNESS
Ra = 0.4~0.8Micron
6. TOLERANCES ON INNER DIA
ISO H8
7. TOLERANCES ON WALL THICKNESS
≤ Dia120 +/-10 % of wall thickness
≥ Dia120 +/-10 % of wall thickness
8. STRAIGHTNESS
≤ 1 mm/M
9. OD TOLERANCE
≤ Dia 40 +/-0.2 mm
≥ Dia 40 ≤ Dia 100 +/-0.3mm
≥ Dia 100 +/-0.5mm
10. LENGTH AND CUT TOLERANCE
Length ≤ 500mm, +2mm
> 500mm ≤ 2000mm, +3mm
> 2000mm ≤ 5000mm, +5mm
> 2000mm ≤ 7000mm, +10mm
11. TUBE ENDS
Tube ends shall be cut nominally square to the axis and free from burs
12. APPEARANCE
Tube shall have a smooth internal and external surface consistent with cold working
Process, tube inner surface should be free from rust, scratches and other surface
Irregularities.
13. CERTIFICATION
Material certificates will be send to u if want.
14. PACKAGE
Anti rust oil to be applied on material and both ends closed by plastic cap and
Bundled by steel strips, braiding parcel.
15. SCOPE
Hydraulic cylinder tube for swivel crane, injection machine and construction
Machine application.

+C	+LC	SR	+A	+N
BK	BKW	BKS	GBK	NBK
Cold-drawn/hard	Cold-drawn/soft	Stress  relieving	annealed	normalized

 

Description:

cold-drawn or cold-rolled precision seamless and welded pipes

Process Method:

cold drawn and cold rolled

stainless steel precision pipe Specification :

O.D.:10-219mm × W.T.:1.2-45mm × L: 5.8-11.8m (specific or random)

Steel Grade :

TP304,TP304L, TP304H,TP321, TP321H, TP316, TP316L, TP316Ti,TP317,TP 317L, TP310S(2520), TP347,TP347H; Duplex steel 2205(S32205),S31803, 2207(S32750); 904L(N08904)etc.

Standards:

AISI,ASME,ASTM A 213,ASTM A269,ASTM A312,ASTM A450,ASTM A789,ASTM A790,JIS G3459,JIS G 3463, EN10216-5; DIN2462, DIN17456,DIN17458, etc.

Delievery Condition:

Annaeled&Pickling,Polished,BA, etc.

Application :

pressure vessels, petrochemical industry, boiler,heat exchanger, auto parts, hydraulic system, pharmaceutial machinery, ships, air-conditioning refrigeration, electric heating appliance, electronic instrument pipeline,etc..

Packing

Ends protected by plastic caps, packed in bundles, then by comtainer or bulk or upon customers' requirements.

The length of pipe: a) 1-5.8m, shipped by 20' container

b) 6-11.8m,shipped by 40' container

c) above 12m, shipped in bulk.

Production capability: 200000 MT/Year

Payment method : a) 30% T/T in advance payment, the left 70% before shippment

b) 30% T/T in advance payment ,70% L/C at sight;

c) 100% L/C at sight

Delivery time : a) Common material: 15-30 days after receipt the advanced payment

b) Special material: according to the quantity

c) Pipes in stock: 7-15 days after the deposit