Seamless Coil Tube

Chemical composition: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.

Pressure Test:
100% tested at the appropriate pressure stated under water.
All coils must be flushed and dried after pressure testing to avoid contamination.

Tolerance:
D4/T4, Diameter of ball for ball bearing check
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% HYDROSTATIC TEST AS PER A1016/A1016M
MARKING SAMPLE: JW STEEL, TP316/316L, seamless, 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

Package:
A non adhesive label shall be affixed to each coil in accordance to DIN EN10216-5 respectively ASTM A269 

In addition each packing unit is to be labeled with the coil length (front size 20mm).

The ends of the coil shall be sealed with end-caps, each coil has to be tied three times (no adhesive tape).