Seamless & Welded long radius piggable bends in 2D, 5D, 8D up to 22D, in Deg. of 45°, 90°, 180°, 360° size up to 32”NB with tangents length as per requirement. For L.R. Bends dimension tolerance, Flattening on any point max. 1.7%, ovality within 1% of the diameter of pipe, Deg. +/- 1.5, thinning max.5% of W.T., No flaring, wrinkle free bends, dummy pig pass test done with 96% ID of bend and ‘J’, ‘S’, ‘U’ special bends.
L.R. BENDS, BUTTWELD SEAMLESS & WELDED PIPE FITTINGS FORGED SW FITTINGS & FLANGES | |||
PRODUCTS | MATERIAL | ||
LONG RADIUS BENDS | FLANGE | STAINLESS STEEL | MONEL, ALLOY20, |
180 DEGREE U BEND | RING TONGUE JOINT FLG | ALLOY STEEL | ALUMINIUM 1060 Temp ’O’ |
ELBOW L.R. / S.R. | FIGER 8 SPECTACLE BLIND FLG | CARBON STEEL | INCONEL – 600 |
TEES-EQUAL / UNEQUAL | FORGED S/W FITTINGS | LOW TEMPRETURE (LTCS) | |
CAPS, CROSS | SOCKOLET / WELDOLET | WPHY 65 | |
REDUCERS ECC / CONC. | THREADOLET / NIPPOLET | NACE | |
STUBENDS, COLLARS | UNION, COUPLING, PLUG | HIGH NICKEL ALLOYS | |
JACKETED / CLADDED FLG | SWAGE NIPPLES, NIPPLES | 904L, UNS, | |
OVARLAY FITTINGS | |||
MATERIALS OF CONSTRUCTION, SPECIFICATION & CODE
Materials | Specification | Size (mm) | Schedule | Method | Dimension |
Stainless Steel. | A403WP304L,316L,317L,321, 347H,310, 904L, UNS, 410S | 15 to 250 NB 40 to 800 NB | 5s to XXS 5s TO 80s | Seamless Welded | B16.9 B16.28 |
Alloy Steel Carbon Steel Low Temp. Carbon Steel WPHY | A234 WP5/WP11/WP22, P9, P91, A234 WPB/ WX, WPHY 42, 46, 52, 60, 65 A420 WPL6 | 15 to 500 NB 200 to 800 NB | 40 to XXS 10, 20, 30, 40, 80 | Seamless Welded | B16.9 B16.28 |
Inconel, Monel, 904L, Titanium, Aluminium, UNS Dsgn | ASME, ASTM, API, ISO, BS, DIN, IS, | 15 to 250 NB 40 to 800 NB 1/2" to 8” OD | 5s to XXS 5s TO 80s | Seamless Welded | B16.9 B16.28 |
SS/ AS/ CS/ LTCS/ CU/ NI/ AL | ASTM A182F…/ A105/BS DIN, NACE, | 15NB to 100 NB FLG. upto 1000MM | CL. 3000, 6000, 9000 CL. 150,300,600,900 CL. 1500 | S.W. / SCRD WN, WNRTJ SORF, BLRF | B16.5, B16.11 |
LONG RADIUS PIGGABLE BENDS
MANUFACTURES & EXPORTERS AS PER NATIONAL / INTERNATIONAL CODES & STANDARDS | |
PRODUCT, BENDING & PROCEDURE | |
L.R . PIGGABLE BENDS – ‘J’, ‘S’, ‘U’ & SPECIAL BENDS WITH TANGENT LENGTH SEAMLESS & WELDED COLD BENDING SIZE : 25 MM to 700 MM NB – THICKNESS : 3 MM to 30 MM (SCH.5 to SCH 160) RADIUS R=2D, 3D, 5D, 6D, 10D upto 22D Angle – 90°, 45°, 22.5°, 180° & 360° degree | |
TOLERANCE OF BEND | |
FLATTENING ON ANY POINT MAX. 1.7% - OVALITY WITHIN 1% OF THE DIA. OF PIPE ANGLE -+/ -1.5 DEG.- THINNING MAX. 10% OF W.T. OF PIPE NO FLARING, WRINKLE FREE BENDS DUMMY PIG PASS TEST DONE – WITH 96% ID OF BEND | |
MATERIAL OF CONSTRUCTION OF BEND
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FINAL INSPECTION & TESTING | |
CHEMICAL TEST | Visual Inspection |
PHYSICAL TEST / MACRO / MICRO | Dimensional Inspection |
DYEPENETRANT TEST | Inspection on Layout |
P.M.I. TEST | Angle Checking On Right Angle Plates |
ULTRASONIC TEST | Pig Pass Test |
RADIOGRAPHIC TEST | Protective Coat |
INTER GRANNULAR CORROSION TEST ‘A’, ‘B’, ‘C’ | End Protective Cap |
HYDROSTATIC TEST | Packing |