HVG MARINE STEEL 0069

HVG MARINE STEEL 0069: GB/T 9945-2012 Bulb Flats

The Bulb flats are steel sections made of specialized marine steel. The marine steel is certified by leading classification societies, such as CCS, ABS, DNV, BV, GL, KR, NK, RINA, LR… The available range of steel grades is as below:

ABS Grade: AB/A, AB/AN, AB/B, AB/BN, AB/D, AB/DN, AB/E, AB/EN, AB/AH32, AB/AH32N, AB/DH32, AB/DH32N, AB/EH32, AB/EH32N, AB/AH36, AB/AH36N, AB/DH36, AB/DH36N, AB/EH36, AB/EH36N, AB/AH40, AB/AH40N, AB/DH40, AB/DH40N, AB/EH40, AB/EH40N
BV Grade: BVA, BVB, BVD, BVE, BVAH32, BVDH32, BVEH32, BVAH36, BVDH36, BVEH36, BVAH40, BVDH40, BVEH40
CCS Grade: CCSA, CCSB, CCSD, CCSE, CCSAH32, CCSDH32, CCSEH32, CCSAH36, CCSDH36, CCSEH36, CCSAH40, CCSDH40, CCSEH40
DNV Grade: NV A, NV B, NV D, NV E, NV A32, NV D32, NV E32, NV A36, NV D36, NV E36, NV A40, NV D40, NV E40
GL Grade: GL-A, GL-ATM, GL-B, GL-BTM, GL-D, GL-DTM, GL-E, GL-ETM, GL-A32, GL-A32TM, GL-D32, GL-D32TM, GL-E32, GL-E32TM, GL-A36, GL-A36TM, GL-D36, GL-D36TM, GL-E36, GL-E36TM, GL-A40, GL-A40TM, GL-D40, GL-D40TM, GL-E40, GL-E40TM
KR Grade: KRA, KRB, KRD, KRE, KRAH32, KRDH32, KREH32, KRAH36, KRDH36, KREH36, KRAH40, KRDH40, KREH40
LR Grade: LRA, LRB, LRD, LRE, LRAH32, LRDH32, LREH32, LRAH36, LRDH36, LREH36, LRAH40, LRDH40, LREH40
NK Grade: KA, KB, KD, KE, KA32, KD32, KE32, KA36, KD36, KE36, KA40, KD40, KE40
RINA Grade: RINA-A, RINA-B, RINA-D, RINA-E, RINA-AH32, RINA-DH32, RINA-EH32, RINA-AH36, RINA-DH36, RINA-EH36, RINA-AH40, RINA-DH40, RINA-EH40

All bulb flats we provided are produced by top steel mills which have high quality management standard. The length of bulb flats can be customized. If you have any specific requirements, we also can customize for you. More details, welcome to contact us.

Profile of GB/T 9945-2012 Bulb Flats

Technical specification:

Dimensions

Model	Nominal Dimension mm
Model	b	t	h	r1	r
80×5	80	5	19	4	≦1.5
80×6	80	6	20	4	≦2
100×7	100	7	22.5	4.5	≦2
100×8	100	8	23.5	4.5	≦2
120×6	120	6	23	5	≦2
120×7	120	7	24	5	≦2
120×8	120	8	25	5	≦2
140×7	140	7	26	5.5	≦2
140×8	140	8	27	5.5	≦2
140×10	140	10	29	5.5	≦3
160×7	160	7	29	6	≦2
160×8	160	8	30	6	≦2
160×9	160	9	31	6	≦2
160×11	160	11	33	6	≦3
180×8	180	8	33	7	≦2
180×9	180	19	34	7	≦2
180×10	180	10	35	7	≦3
180×11	180	11	36	7	≦3
200×9	200	9	37	8	≦2
200×10	200	10	38	8	≦3
200×11	200	11	39	8	≦3
200×12	200	12	40	8	≦3
220×10	220	10	41	9	≦3
220×11	220	11	42	9	≦3
220×12	220	12	43	9	≦3
240×10	240	10	44	10	≦3
240×11	240	11	45	10	≦3
240×12	240	12	46	10	≦3
260×10	260	10	47	11	≦3
260×11	260	11	48	11	≦3
260×12	260	12	49	11	≦3
280×11	280	11	51	12	≦3
280×12	280	12	52	12	≦3
280×13	280	13	53	12	≦3
300×11	300	11	54	13	≦3
300×12	300	12	55	13	≦3
300×13	300	13	56	13	≦3
320×12	320	12	58	14	≦3
320×13	320	13	59	14	≦3
320×14	320	14	60	14	≦4
340×12	340	12	61	15	≦3
340×13	340	13	62	15	≦3
340×14	340	14	63	15	≦4
370×13	370	13	66.5	16.5	≦3
370×14	370	14	67.5	16.5	≦4
370×15	370	15	68.5	16.5	≦4
400×14	400	14	72	18	≦4
400×15	400	15	73	18	≦4
400×16	400	16	74	18	≦4
430×14	430	14	76.5	19.5	≦4
430×15	430	15	77.5	19.5	≦4
430×17	430	17	79.5	19.5	≦4
430×19	430	19	81.5	19.5	≦4
430×20	430	20	82.5	19.5	≦4