1.Bore Size：1 - 1000 mm 2. ISO 9001 certification. 3. OEM Manufacturer. 4production capacity:100000/month 5.Delivery Date within 7 days after receiving advance payment Normally ready goods in stock 6.Packingway standard :export packing or according to customer require 7.Material GCr15SiMn, GCr15, G20Cr2Ni4A 8.seal type :Open and Seal,Z,RZ,RS,2RS,2RZ,N 9.precision grade: p0,p6,p5 10..type 1200(K)series:1200.1201.1202.1203.1204.1205.1206.1207.1208. 1209. 1210.1211.1212. 1213. 1214. 1215. 1216. 1217. 1218. 1219. 1220. 1221. 1222. 11224T. 1224. 11228M. 1300(K) series: 135. 1300. 1301. 1302. 1303. 1304. 1305 .1306. 1307. 1308. 1309. 1310. 1311. 1312. 1313. 1314. 1315. 1316. 1317. 1318. 1319. 1320. 1322. 1412. 1412M 2200(K) series 2200. 2201. 2202. 2203. 2204. 2205. 2206. 2207. 2208.2209. 2210.2211.2212.2213. 2214. 2215. 2216. 2217. 2218. 2219. 2220. 2220. 2222 2300(K) series:2303. 2304. 2305. 2306. 2307. 2308. 2309. 2310. 2311. 2312. 2313. 2314. 2315. 2316. 2317. 2318. 2319. 2320. 2321. 2322