Dahe is the drafting company of the Chinese Industry Standard：YB/T4001<Steel bar grating>.

大和自1993年開始生產鋼格板，如今擁有2條壓焊生產線，可生產負載扁鋼由20X3mm至100X10mm：橫桿間距由20mm到100mm的各種規格的壓焊鋼格板，年產壓焊鋼格板達20000噸。

Dahe have started producing Steel Grating since 1993. Now we own two production lines for Pressure-Welded Grating, which can produce all kinds of Pressure-Welded Grating that the bearing bars size are available from 20x3mm to 100x10mm and cross bars space are available from 20mm to 100mm. The annual production capacity of Pressure-Welded Grating is 20000 tons.

大和生產的小橫桿間距的壓焊鋼格板(橫桿間距20mm)，從根本上解決了鋼格板操作平臺存在著空中墜落物引起的危險的問題，從而解決了操作平臺的安全與造價之間的矛盾。

Dahe produce Pressure-Welded Grating with small space of cross bars(c/c 20mm), which can solve the problem of risk from air falling as well as the inconsistency between the safety and the cost at all.

大和生產的安全平臺鋼格板和無障礙通道鋼格板，特別人性化，以安全性作為第一思考，落實以人為本的傳統道德，在現代工業，市政，公共建筑中的和諧體現，是現代社會的進步。

Dahe produce safety working platform grating and safety walkway grating for disabilities, which are especially humanity and safety first considered. They are carried out the traditional morality of human foundation. They are harmonious embodiment in the modern industry, civicism and public building, which is the progress of the modern society.

執行標準STANDARDS:

國際標準: ISO;中國標準：GB、 YB、 JB; 英國標準:BS； 德國標準: DIN； 歐洲標準: EN；美國標準:ASTM； 日本標準: JIS.

材料MATERALS:

普通鋼 STEEL: ISO 630, ISO 6316; GB/T700; BS EN 10025; DIN EN 10025; EN 10025; ASTM A283M; JIS G3106.

不銹鋼 STAINLESS STEEL: ISO 683/13, ISO 4955; GB/T1220, BS 970, BS EN 1008-3; DIN 17440, DIN EN 10083-3; EN 10083-3; ASTM A 276; JIS G 4303.

制造標準MANUFACTURE STANDARDS: ISO 14122; YB/T 4001; BS 4592; DIN 24537; ANSI/NAAMM MBG 531, MBG 532.

表面處理SURFACE TREATMENT:

熱浸鋅HOT-DIP GALVANIZING: GB/T13912; BS 7371-6; BS EN ISO 1461; DIN/EN/ISO1461; ASTM A123; ASTM A153; AS/NZS 4680.