الوصف

Material: **4/**4L, **6/**6L, **1, **7, **9S, **0S, ****3, ****0, **4L, **0, **1, **5, **0, **8, **0, **5, **0, **0, C**6, C*2, B, B2, etc.
Tube delivery condition: bright annealing (BA)
Tube type: seamless, no welds of any kind
Standard: ASTM A**9, A**3, EN******5, DIN ****8, ISO ***7, NACE MR***5, ASTM B**3, B**5, etc.
O.D. from 6 to *5.4mm
W.T. from 0.*1 to 2.*1mm
Chemical composition:
in accordance with DIN EN ******5 respectively ASTM A**9
Mechanical and technical properties:
in accordance to DIN EN ******5 respectively ASTM A**9
Soft annealed max. Hardness **0 HV*0 Tolerance **0 points
Model type and surface integrity:
in accordance with ******5, ASTM **9
Surface roughness Ra < 0.5 μm
Cleanliness of the tubes:
bore cleanliness in accordance to DIN ***5. The coils shall be dry, clean and free from swarf, drawn and roller marks.
Pressure Test:
**0% tested at the appropriate pressure stated under water/air.
Tolerance:
D4/T4, max +/- 0.*5mm
PMI TEST **0% GOOD
ELONGATION IN *0MM LONGITUDINAL
HEAT TREATMENT ***0℃ FOR 5MIN (W.Q.)
MEASUREMENTS & SURFACE: GOOD
IC ASTM A***2 PRACTICE E.NACE MR****-MR***3
FLARING TESTING AS ASS. TO ASTM A***6
FLATTENING TESTING IS ACC. TO ASTM A***6
**0% EDDY CURRENT TEST AS PER ASTM E**6
**0% HYDROSTATIC TEST AS PER A***6/A***6M
MARKING (3 TIMES EACH TUBE). SAMPLE: JW STEEL, TP**6/**6L, seamless, Bright Annealed, ASTM A**9, OD3/8'' X WT0.**5'' HEAT NO.*****6T*2
MATERIAL ACC TO ASME SECTION II PART A ***0 EDIT
CERT TO EN ****4 3.1 IN ACCORDANCE WITH PED ANNEX 1.PARAGRAPH 4.3