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Table of Content
Specification of Hastelloy Socket Weld Fittings
Specification of Alloy C22 Threaded Fittings
Chemical composition of hastelloy threaded fittings
Hastelloy C276 |
C | Fe | Mo | Mn | Cr | Ni | S | Si | P | Co |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.01 max | 4 – 7 | 15 – 17 | 1.0 max | 14.5 – 16.5 | Balance | 0.03 max | 0.08 max | 0.04 max | 2.5 max |
Dimension of hastelloy forged fitting
| DN | Sizes | Bore diameter of fittings(2) D | Socket wall thick.(1) C | Body wall thick. G | Socket weld bore daimeter.(2) B | Depth of socket min J | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Class Designation | 3000# | 6000# | 6000# | 3000# | ||||||
| 6000LB | 3000LB | Minimum | Minimum | Minimum | Minimum | |||||
| 10 | 3/8 | 13.3/ 11.8 | 13.3/ 11.8 | 3.50 | 4.37 | 4.01 | 3.20 | 18/ 17.6 | 9.5 | |
| 8 | 1/4 | 10.0/ 8.5 | 10.0/ 8.5 | 3.30 | 4.01 | 3.68 | 3.02 | 14.6/ 14.2 | 9.5 | |
| 15 | 1/2 | 16.6/ 15.0 | 16.6/ 15.0 | 4.09 | 5.18 | 4.78 | 3.73 | 22.2/ 21.8 | 9.5 | |
| 25 | 1 | 27.4/ 25.9 | 27.4/ 25.9 | 4.98 | 6.93 | 6.35 | 4.55 | 34.3/ 33.9 | 12.5 | |
| 20 | 3/4 | 21.7/ 20.2 | 21.7/ 20.2 | 4.27 | 6.04 | 5.56 | 3.91 | 27.6/ 27.2 | 12.5 | |
| 32 | 1-1/4 | 35.8/ 34.3 | 35.8/ 34.3 | 5.28 | 6.93 | 6.35 | 4.85 | 43.1/ 42.7 | 12.5 | |
| 50 | 2 | 53.3/ 51.7 | 53.3/ 51.7 | 6.04 | 9.50 | 8.74 | 5.54 | 61.7/ 61.2 | 16.0 | |
| 40 | 1-1/2 | 41.6/ 40.1 | 41.6/ 40.1 | 5.54 | 7.80 | 7.14 | 5.08 | 49.2/ 48.8 | 12.5 | |
| 65 | 2-1/2 | 64.2/ 61.2 | 64.2/ 61.2 | 7.67 | 7.01 | 74.4/ 73.9 | 16.0 | |||
| 100 | 4 | 103.8/ 100.7 | 103.8/ 100.7 | 9.35 | 8.56 | 115.7/ 115.2 | 16.0 | |||
| 6 | 1/8 | 7.6/ 6.1 | 7.6/ 6.1 | 3.18 | 3.43 | 3.15 | 2.41 | 11.2/ 10.8 | 9.5 | |
| 80 | 3 | 79.4/ 76.4 | 79.4/ 76.4 | 8.30 | 7.62 | 90.3/ 89.8 | 16.0 | |||
Size chart of hastelloy socket weld fittings
| Products | Size | |
| Hastelloy C276 unions | Hastelloy C276 crosses | Size 1/8" – 4" Pressure ratings –3000 LBS, 6000 LBS, 2000 LBS, 9000 LBS |
| Hastelloy C276 caps | Hastelloy C276 tees | |
| Hastelloy C276 couplings | Hastelloy C276 90° elbows | |
| Hastelloy C276 inserts | Hastelloy C276 elbows | |
| Hastelloy C276 reducers | Hastelloy C276 45° elbows | |
Types of hastelloy threaded fittings
Alloy C276 Forged Fittings
C22 Socket weld fittings
ASME SB564M B2 hastelloy forged tee
hastelloy C276 Elbow
| Melting Point | 1399 °C (2550 °F) |
|---|---|
| Density | 8.69 gram/ cm3(Cubic centimetre) |
| Hardness(HRb) | 89 |
| Density (LB/IN 3) | 0.311 |
Equivalent grade of alloy C22 forged fitting
| STANDARD | JIS | UNS | WERKSTOFF NR. | GOST | OR | EN |
| Hastelloy C276 | NW 0276 | N10276 | 2.4819 | ХН65МВУ | ЭП760 | NiMo16Cr15W |
Mechanical properties of alloy C276 socket weld fitting
| Density | Yield stress (0.2%offset) | Elongation | Tensile strength | Melting point |
|---|---|---|---|---|
| 8.89 g/cm3 | Psi – 52,000 , MPa – 355 | 40 % | Psi – 1,15,000 , MPa – 790 | 1370 °C (2500 °F) |
Applications of hastelloy unions
Material testing of hastelloy forged fitting
Types of hastelloy socket weld fitting
| Hastelloy screwed tee | Hastelloy screwed unequal tee |
| Hastelloy socket weld 90 Deg Elbow | Hastelloy socket weld 45 deg elbow |
| Hastelloy socket weld cross | Hastelloy screwed unequal cross |
| Hastelloy screwed cap | Hastelloy socket weld union |
| Hastelloy socket weld half coupling | Hastelloy socket weld full coupling |
| Hastelloy socket weld hex plug | Hastelloy screwed square plug |
| Hastelloy screwed swage nipple | Hastelloy screwed street elbow |
| Hastelloy socket weld bushing | Hastelloy socket weld hex nipple |
| Hastelloy ANSI / ASME B16.11 elbow | ANSI / ASME B16.11 hastelloy fittings |