የቴክኒክ መመሪያ
የምርመራ ዘገባ
- የ LSAW ብረት ሽፋን ቧንቧዎች የ SGS ሪፖርት
- ለኤስኤምኤስ የብረት ቧንቧ የ SGS ሪፖርት
- SGS Inspetion Report of API 5L X42 ERW Steel Pipe
- Inspection and Test Plan For SSAW Steel Pipe
- BV Inspection Report of Square Tube
- Ultrasonic Inspection Report
- SGS Report of EN 10224 S275
- X-RAY Test Repor
- Tensile Properties Test Report
- Logistics Report