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17-7Ph Tubes
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We could produce 17-7Ph tubes,17-7 Ph tubes,17-7Ph tubings,17-7Ph seamless tubes,17-7Ph U Bend Tubes,17-7Ph U-tube,17-7Ph welded tubes,17-7 Ph boiler tubes, 17-7Ph heat exchanger tubes,17-7Ph Capillary tubes,17-7Ph Thermocouple tubes,17-7Ph Superheater tubes and reheater tubes,17-7 Ph condenser tube,17-7Ph finned tubes,17-7Ph furnace tubes,17-7Ph instrumentation tubes,17-7Ph Evaporator tubes,17-7Ph honed tubes, 17-7Ph coiled tubes,17-7Ph Precision tubes,17-7Ph High pressure tubes,17-7Ph hydraulic tubes from china
The outer diameter of 17-7Ph tubes that we could do is from 0.4MM to 850MM,The thickness of 17-7Ph tubes that we could do is from 0.12MM to 100MM
As per surface finish of 17-7Ph seamless tubes and welded tubes, we could do 180G, 320G Satin / Hairline(Matt Finish, Brush, Dull Finish),PICKLING surface finish as per the requirement of the clients
We could produce 17-7Ph seamless tubes and weled tubes as per the standard of ASTM B729 and ASTM B464
As per heat treatment of 17-7Ph tubes, we could do solution treatment, ageing treatment as per the requirement of the clients
As per material of 17-7Ph tubes, our raw material has been melted by  EAF+VOD-ESR methods
17-7Ph is a precipitation hardening, austenitic stainless steel of the 17Cr-7Ni PH type, with a high tempering effect and good structural stability.

The chemical composition of 17-7 Ph seamless tubes and weled tubes is as follows

COMPOSITION

%

C 0.09 max.

Mn 1.00 max.

P 0.040 max.

S 0.030 max.

Si 1.00 max.

Cr 16.00 - 18.00

Ni 6.50 - 7.75

Al 0.75 - 1.50


The mechanical propery of 17-7Ph seamless tubes and weled tubes is as follows

Property

Condition
A

Condition
TH 1050

Condition
RH 950

Condition
C

Condition
CH 900

UTS, ksi (MPa)
0.2% YS, ksi (MPa)
Elongation % in 2"
Hardness, Rockwell

130 (896)
40 (276)
35
B85

200 (1379)
185 (1276)
9
C43

235 (1620)
220 (1517)
6
C48

220 (1517)
190 (1310)
5
C43

265 (1828)
260 (1793)
2
C49


In order to control the quality of 17-7Ph tubes,We could do Corrosion Test,Chemical Analysis,Mechanical Testing,Reverse-bend and Re. flat tests,Eddy Current Testing,Hydrostatic Testing,Air Under Pressure Test,Visual Inspection,IGC Testing,O.P Testing,Micro Testing,Ultrasonic testing.Radiography Testing,Liquid Penetrate testing as per the requirement of the clients
As per the packing for 17-7Ph tubes, all our 17-7Ph seamless tubes and weled tubes will be Bundled with knitted plastic bag, wooden cases or according to customers' request.
Our 17-7Ph seamless tubes and weled tubes are widely used in many industries like,Sanitary ,valve production,Gas technology,Heating technology,Welding / cutting technology,Construction industry,Soldering technology,Connecting technology Measurement technology,Pump production,Regulating / controlling technology,Air-conditioning technology,Automotive electrics,Musical instruments,Fire safety Drive systems and so on

We could supply Third party inspection certificate for 17-7Ph seamless tubes and weled tubes  such as TUV, SGS, LR, MOODY, ITS, DNV,BV,Lloyd's Reg. of Shipping ,GL,API as per the requirement of the clients.
Please send us the size of 17-7Ph seamless tubes and weled tubes that you need, we are glad to quote the best price for our clients.
Except 17-7Ph tubes,we also could produce 17-7Ph flanges,17-7Ph plates,17-7Ph fasteners,17-7Ph bolts,17-7Ph pipe fittings,17-7Ph pipes,17-7Ph bars,17-7Ph springs