Tmteck GS series Test Block Ultrasonic calibration block 7 pcs one set

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Specifications:
NB/T47013.3-2015
Calibration Function:
GS Series Calibration Block is used for ultrasonic testing of circumferentially butt joints (type II welded joints) for pipes (applicable OD range 20-500mm).

MODEL	TEST BLOCK ARC RADIUS OF CURVATURE	PIPE OD RANGE	TEST BLOCK ARC RADIUS OF CURVATURE	PIPE OD RANGE
MODEL	R1	PIPE OD RANGE	R2	PIPE OD RANGE
GS‐0	11.5	20~26	14.5	26~32
GS‐ 1	18	32~40	22	40~48
GS‐ 2	26	48~57	32	57~72
GS‐ 3	40	72~90	50	91~110
GS‐4	60	110~132	72	132`159
GS‐5	84	150~250	110	200~325
GS‐ 6	163	300~487	FLAT	≥500