We could produce 17-4Ph bars, 17-4 Ph bars,17-4Ph round bars, 17-4Ph rods,17-4Ph square bars,17-4Ph flat bars,17-4Ph hot rolled bars, 17-4 Ph cold drawn bright bars,17-4 Ph forged bars, 17-4Ph forging bars,Nimonic 90 Hexagon Bar,17-4Ph rectangular bars from china.
The diameter of 17-4Ph bars that we could do ranges from 6MM to 800MM. The length of 17-4Ph bars that we could do is up to 15 metres
17-4Ph is a chromium-copper precipitation hardening stainless steel used for applications requiring high strength and a moderate level of corrosion resistance.

The chemical composition of 17-4Ph bars is as follows

Analysis

Carbon 0.07% max Chromium 15.00-17.00% Manganese 1.00% max Nickel 3.00-5.00% Silicon 1.00% max Copper 3.00-5.00% Phosphorous 0.04% max Niobium + 0.15-0.45% Sulphur 0.03% max Tantalum

The mechanical property of 17-4 Ph bars is as follows

Typical Mechanical Properties*

Condition A H900 H925 H1025 H1075 H1100 H1150 H1150+H1150 H1150M Tensile Strength N/mm² 1034 1380 1310 1170 1140 1035 1000 965 860 0.2% YS N/mm² 650 1275 1200 1140 1035 930 860 760 585 Reduction of Area % 30-60 50 54 56 58 58 60 60 68 Elongation % 6-15 14 14 15 16 17 19 20 22 Charpy Impact J - 20 34 47 61 61 68 108 135 *Longitudinal

We could produce 17-4Ph bars as per the standard of ASTM B462 and ASTM B473
As per melting methods for 17-4Ph bars, we could use AOD refining or vacuum induction melting. Vacuum arc or electroslag remelting procedure as per the requirement of the clients
As per heat treatment of 17-4Ph bars, we could do annealed treatment,or solution treatment,ageing treatment as per the requirement of the clients
Our 17-4 Ph bars could be  100% ultrasonic test according to EN102768-3, SA388,,ASTM A520-1974, Sep 1921 C/c etc.
Our 17-4Ph bars could be 100%  Liquid Penetrant Examination as per the ASTM E165-1995
We could supply 17-4Ph round bars certificate as per the standard of EN10204-3.1 or EN10204-3.2(By third party,like TUV,DNV,GL,and so on)
In order to control the quality of 17-4 Ph bars, we have following inspection equipment in our workshop:Metallurgical analysis, Tensile strength tester, Hardness tester, Altimeter, Scale Micrometer, pressure tester, etc.
As per surface finish of 17-4Ph bars, we could supply them in the form of black surface, rough machined to bright surface or polish into bright surface,or peeled into bright surface
Our 17-4Ph bars are widely used in Feed-water and steam generator tubing in power plants,Brine heaters and evaporator bodies in salt plants,Sulphuric and hydrouoric acid alkylation plants,Industrial heat exchangers,Cladding for crude oil distillation columns,Splash-zone sheathing in offshore structures, seawater service,Plants for isotope separation in the production of nuclear fuel pumps and valves used in the manufacture of chlorinated hydrocarbons and so on
Please tell us the size and quantity of 17-4Ph bars 17-4Ph round bars, 17-4 Ph rods,that you need, we are glad to quote the best price for you
Except 17-4Ph bars,we also could produce 17-4Ph flanges,17-4Ph plates,17-4Ph fasteners,17-4Ph bolts,17-4Ph pipe fittings,17-4Ph pipes,17-4Ph tubes,17-4Ph springs