Welded Straight Tube (BA Tube)
Material: 304/304L, 316/316L, 321, 317, 309S, 310S, 31803, 800, etc.
Tube delivery condition: bright annealing (BA)
Tube type: argon-arc welding
Standard: ASTM A312, A249, A270, A554, A213, etc.
O.D. from 3 to 50.8mm
W.T. from 0.3 to 3.0mm
in accordance with DIN EN 10216-5 respectively ASTM A269
Mechanical and technical properties:
in accordance to DIN EN 10216-5 respectively ASTM A269
Soft annealed max. Hardness 150 HV10 Tolerance +10 points
Model type and surface integrity:
in accordance with 10216-5, ASTM 269
Surface roughness Ra < 0.5 μm
Cleanliness of the tubes:
bore cleanliness in accordance to DIN 8905. The coils shall be dry, clean and free from swarf, drawn and roller marks.
100% tested at the appropriate pressure stated under water/air.
D4/T4, max +/- 0.05mm
PMI TEST 100% GOOD
ELONGATION IN 50MM LONGITUDINAL
HEAT TREATMENT 1050℃ FOR 5MIN (W.Q.)
MEASUREMENTS & SURFACE: GOOD
IC ASTM A-262 PRACTICE E.NACE MR0175-MR0103
FLARING TESTING AS ASS. TO ASTM A1016
FLATTENING TESTING IS ACC. TO ASTM A1016
100% EDDY CURRENT TEST AS PER ASTM E426
100% HYDROSTATIC TEST AS PER A1016/A1016M
MARKING (3 TIMES EACH TUBE). SAMPLE: JW STEEL, TP316/316L, welded, Bright Annealed, ASTM A269, OD3/8” X WT0.035” HEAT NO.160326T02
MATERIAL ACC TO ASME SECTION II PART A 2010 EDIT
CERT TO EN 10204 3.1 IN ACCORDANCE WITH PED ANNEX 1.PARAGRAPH 4.3
STRONG WOODEN BOX, INSIDE HAVE PLASTIC BAG.
The ends of the tube shall be sealed with end-caps.