Ni | Mo | Fe | C | Co | Cr | Mn | Si |
---|---|---|---|---|---|---|---|
Balance | 26.0-30.0 | 2.0 max | .02 max | 1.0 max | 1.0 max | 1.0 max | .10 max |
P | S | ||||||
.040 max | .030 max |
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PRAGATI METAL CORPORATION - | E-Showroom
PRAGATI METAL CORPORATION
15-A, 65-73, Habib Building, 2nd Panjarapol Lane, C.P.Tank Road, Mumbai-400004.
India
Phone
0091 22 2266362522 ,2266151786
Website
http://www.pragatimetal.com
Our Hastelloy B2 Bar is a solid solution strengthened, nickel-molybdenum alloy, with significant resistance to reducing environments like hydrogen chloride gas, and sulfuric, acetic and phosphoric acids. Molybdenum is the primary alloying element which provides significant corrosion resistance to reducing environments. Thisnickel steel alloy can be used in the as-welded condition because it resists the formation of grain-boundary carbide precipitates in the weldheat-affected zone.
This nickel alloy provides excellent resistance to hydrochloric acid at all concentrations and temperatures. In additions, Hastelloy B2 has excellent resistance to pitting, stress corrosion cracking and to knife-line and heat-affected zone attack. Alloy B2 provides resistance to pure sulfuric acid and a number of non-oxidizing acids.
Limiting Factors of Hastelloy B2
AlloyB-2 has poor corrosion resistance to oxidizingenvironments, therefore, it is not recommended for use in oxidizing media or in the presence of ferric or cupric salts because they may cause rapid premature corrosion failure. These salts may develop when hydrochloric acid comes in contactwith iron and copper. Therefore, if this alloy is used in conjunction with iron or copper piping in a system containing hydrochloric acid, thepresence of these salts could cause the alloy to fail prematurely. In addition, this nickel steel alloy should not be used at temperatures between 1000° F and 1600° F because of a reduction in the ductility in the alloy.
What are the characteristics of Hastelloy B2:
Chemical Composition:
Ni | Mo | Fe | C | Co | Cr | Mn | Si |
---|---|---|---|---|---|---|---|
Balance | 26.0-30.0 | 2.0 max | .02 max | 1.0 max | 1.0 max | 1.0 max | .10 max |
P | S | ||||||
.040 max | .030 max |
ASTM Specifications:
Pipe Smls | Pipe Welded | Tube Smls | Tube Welded | Sheet/Plate | Bar | Forging | Fitting |
---|---|---|---|---|---|---|---|
B622 | B619 | B622 | B626 | B333 | B335 | B564 | B366 |
Mechanical Properties:
Product | Tensile Min. (ksi) | .2% Yield Min. (ksi) | Elongation Min. |
---|---|---|---|
Rod & Bar | 110 | 51 | 40 |
Sheet/Plate | 110 | 51 | 40 |
Welded Pipe & Tube | 110 | 51 | 40 |
Seamless Pipe & Tube | 110 | 45 | 40 |
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